Find here free online math videos on proportionsrelated topics: solving proportions, unit rate, proportional relationships, and scaling geometric figures. These videos are suitable for prealgebra / grade 7, and are aligned to the Common Core standards concerning proportions in grade 7 math. The videos are recorded in highdensity (HD) and are viewable both here as well as at my Youtube channel.
72 pages (includes answers) PDF download $4.00 Printed copy $11.80, b&w 
Math Mammoth Ratios, Proportions & Problem Solving
Sample pages (PDF) Contents and Introduction Solving Problems Using Equivalent Ratios Scaling Figures 2 Problem Solving with Diagrams, part 1 Ratio Problems & Bar Models 2 Buy at Kagi Buy at Lulu 
The videos match the lessons in my book Math Mammoth Ratios, Proportions, and Problem Solving (Blue Series book), or the lessons in chapter 2 of Grade 6A. In any of those books, 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.
72 pages (includes answers) PDF download $4.00 Printed copy $11.80, b&w 
Math Mammoth Ratios, Proportions & Problem Solving
Sample pages (PDF) Contents and Introduction Solving Problems Using Equivalent Ratios Scaling Figures 2 Problem Solving with Diagrams, part 1 Ratio Problems & Bar Models 2 Buy at Kagi Buy at Lulu 
By Maria Miller
Math Mammoth TourConfused about the different options? Take a 7day 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; 6 other emails on 6 subsequent days that describe the different series of Math Mammoth products, answering the most commonly asked questions, including "What is the difference between all these differentcolored series?"This way, you'll have time to digest the information over one week, plus an opportunity to ask me personally which book would be right for your child or students. 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 CourseThis is a little "virtual" 2week course, where you will receive emails on important topics on mathematics education. The topics include: 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. 
Join over 25,000 others!Maria's Math Tips is my email publication that comes out usually once a month. It's filled with math teaching resources, Math Mammoth news & discounts, humor, giveaways, and more! The content is equally good for all of us who teach math. Peek at the previous volumes here. By subscribing you will also receive:

© 20062016 MathMammoth.com