May SALE! Get Math Mammoth and Make It Real Learning downloads & CDs at 25% off — right here at the MathMammoth.com website. Use coupon code WD2Q-P5CB-TXH4 at checkout. Offer valid through June 1, 2022.

^

Free video lessons for ratios and proportions (6th and 7th grade math/pre-algebra)

Find here free online math videos on ratios, proportions, and related topics: solving proportions, word problems, unit rates, proportional relationships, scaling geometric figures, and maps.

The videos match the lessons in the Blue Series book Math Mammoth Ratios, Proportions, and Problem Solving. As far as the complete curriculum (Light Blue), the lessons on ratios match chapter 4 of Math Mammoth Grade 6, and the rest match lessons in chapter 6 of Math Mammoth Grade 7 curriculum.


Ratios

Unit rates

Word problems involving unit rates

Equivalent rates — using equivalent rates to solve problems, and also graphing them (2 videos)

Ratio problems and bar models

Aspect ratio

Using ratios to convert measurement units


Proportions

Solving proportions

Proportion word problems

Unit rates and more about proportions

How to find the unit rate, including with fractions

Proportional relationships / Direct variation

Scaling figures and the scale ratio

Floor plans and scale ratio

How to calculate distances on the map or in reality using the map scale


These videos match the lessons in the book Math Mammoth Ratios, Proportions, and Problem Solving (Blue Series book), and the lessons in chapter 6 of Math Mammoth Grade 7 curriculum. In either of those, you will get MANY more practice exercises, word problems, and puzzles than what are shown in the videos, and also some lessons that are not in covered in this set of videos.

Math Mammoth Ratios, Proportions & Problem Solving worktext

WAIT!

Receive my monthly collection of math tips & resources directly in your inbox — and get a FREE Math Mammoth book! :)


We respect your email privacy.
You can unsubscribe at any time.

Math Mammoth Tour


Confused about the different options? Take a virtual email tour around Math Mammoth! You'll receive:

An initial email to download your GIFT of over 400 free worksheets and sample pages from my books. Six other "TOURSTOP" emails that explain the important things and commonly asked questions concerning Math Mammoth curriculum. (Find out the differences between all these different-colored series!)

This way, you'll have time to digest the information over one or two weeks, plus an opportunity to ask me personally about the curriculum.
A monthly collection of math teaching tips & Math Mammoth updates (unsubscribe any time)
We respect your email privacy.

Note: You will FIRST get an email that asks you to confirm your email address. If you cannot find this confirmation email, please check your SPAM/JUNK folder.

"Mini" Math Teaching Course


This is a little "virtual" 2-week course, where you will receive emails on important topics on teaching math, including:

- How to help a student who is behind
- Troubles with word problems
- Teaching multiplication tables
- Why fractions are so difficult
- The value of mistakes
- Should you use timed tests
- And more!

You will also receive:

A GIFT of over 400 free worksheets and sample pages from my books right in the very beginning. smile A monthly collection of math teaching tips & Math Mammoth updates (unsubscribe any time)
We respect your email privacy.

Note: You will FIRST get an email that asks you to confirm your email address. If you cannot find this confirmation email, please check your SPAM/JUNK folder.

Maria's Math Tips


Enter your email to receive math teaching tips, resources, Math Mammoth news & sales, humor, and more! I tend to send out these tips about once monthly, near the beginning of the month, but occasionally you may hear from me twice per month (and sometimes less often). smile

Peek at the previous tips here.

You will also receive:

  • A GIFT of over 400 free worksheets and sample pages from my books. smile
We respect your email privacy.