Icon for Algebra Basics

LIVE 73: Algebra Basics

Tu/W/Th/F/M 9:30–10:30pm from 6/13 (Your Time*)

Enroll $439Full Course Details

This LIVE course contains a total of 20 hours of live video instruction (~$22/hour), plus 1 year of access to Prof. Loh's recorded videos from this course.

We’ve carefully designed our courses to maximize engagement. Each of our LIVE classrooms has at least one staff member for every 13 students. The typical class size is around 30 students.

* The official meeting time for this course is 5:30pm in New York.

Diagnostic Tests:

Will I understand?Will I learn new things?

Calendar

Classes will meet on the highlighted dates. Click on any date to view the topics for that day.

Color Key:

Lesson on new topic

Discuss homework challenge

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Reviews

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

TD

This class actually has me pay attention lol. I remember I started these classes after listening to an in-person Po-Shen Loh speech, and he said “all online math classes teach kids is how to alt tab as fast as you can”

LL

Thank you so much, i love this class. Byeeeee!

DY

Pretty hard actually but I enjoy it.

CC

We so appreciate the extremely thorough feedback on how my son is doing in class. We’re delighted that the degree of challenge seems well-matched and that he is always eager to join you on Sunday nights. Thank you both for your wonderful and warm teaching, support and interactions with the class. We know he is getting so much out of this experience.

AD

In class, I learned a lot of questions that I didn’t know before, and I have already understood a lot! Thank you very much, and I would like to express my sincere gratitude.

JC

Thank you very much for the detailed feedback. It was gratifying to hear [my daughter] contributed proactively and constructively to the class. She certainly enjoyed the class. You did an amazing job making math fun and building students' passion.

ZA

Thank you I learned a lot from this class

SM

I love how the chat is always alive

CZ

Your expertise and thoughtful approach are much appreciated. The points you raised were spot-on and have already helped us identify key aspects to focus on moving forward. I am confident that implementing your recommendations will greatly help my daughter's learning. Thank you once again for taking the time to provide such valuable feedback. Your support and guidance mean a lot to us.

CJ

I'm really loving this 2 tutor format

Syllabus

The 20 course meetings are split in 16 lessons (called Day 1 through Day 16 below), and 4 homework exam discussions. Each exam discussion meeting happens after 4 lessons.

Day 1

Estimation and simplifying of fractions; decimals; number sense techniques

Day 2

Complex fractions; mixed numbers; simplifying expressions; solving equations containing fractions; substitution; square roots; word problems; addition and subtraction of fractions; reciprocals

Day 3

Equivalent fractions; number line; least common denominator; estimations and operations on mixed numbers

Day 4

Applications of proportions; percents and rates; solving equations with variables

Day 5

Rates and proportion; applications of rates; word problems

Day 6

Similar figures; 3-D solids; geometric sequences

Day 7

Applications of percents; decimals; and rates; cost analysis; percent increase and decrease

Day 8

Applications of percents; decimals; and rates; cost analysis; percent increase and decrease

Day 9

Applications to accounting; word problems; unit cost; cost analysis; percents

Day 10

Estimation; applications to cost; average; rates

Day 11

Applications of ratios and rates; circumference; prime factors; fractions; decimals

Day 12

Complex ratios and proportions; fractions

Day 13

Rate-time problems; reciprocals; adding and simplifying fractions; factors

Day 14

Applications of rates; rate-time-distance problems

Day 15

Rates; harmonic average; applications of rates; word problems

Day 16

Rates; acceleration; word problems; arithmetic sum; interpreting graphs

Co-Stars

Profile picture for Athena Wu
ATHENA WU

AIME Qualfier since 8th grade • Math Prize for Girls qualifier • Mathcounts Nationals Qualifier • Loves to draw

click for more

Profile picture for Kevin Wan
KEVIN WAN

National Mathcounts Qualifier • USAJMO Qualifier • USAJMO Honorable Mention • President of School Math Team • Piano and Violin • Classical Music

click for more

Refund Policy

No refund requests will be accepted after the student’s second LIVE session starts; Refund amount: 90% refund in the original payment method or 100% refund in course credits.