Ratios Teacher Resources
Find Ratios lesson plans and worksheets
Showing 1 - 24 of 3,705 resources
Convert Measurement Units Using Ratio TablesLesson Planet
4 mins 5th - 8th CCSS: Designed
Converting units are ratios in disguise and can be easy solve. Although this video is the last in a series about different methods to solve ratio problems, it does not have to be used in conjunction with this series. It introduces the...
Solve Ratio Problems Using Double Number LinesLesson Planet
4 mins 5th - 8th CCSS: Designed
Organization is the best way to make sure that ratios are set up correctly to be proportional. This video reviews how to solve ratio problems with addition and multiplication, shown in more detail in the prior two videos of this series,...
Ratio and ProportionLesson Planet
5th - 7th CCSS: Adaptable
Here you will find an excellent presentation for introducing or reviewing ratio and proportion. Pupils are introduced to some terms associated with ratios and proportions. Next, they are given examples to work with in order to gain solid...
How Do You Determine if Two Ratios are Proportional Using Cross Products?Lesson Planet
2 mins 6th - 9th
Are these two given ratios proportional? One quick and easy way to answer this question is to cross multiply the two values. If the products are equal then they are proportional ratios. If they are not equal then they are not...
How Do You Determine If Two Ratios are Proportional by Reducing?Lesson Planet
5 mins 6th - 12th
Working on proportional ratios in your class? This video might be for you! An instructor takes a step-by-step approach to reducing and comparing two ratios in order to determine if they are proportional. A clear video, this resource...
How Do You Solve a Word Problem Using Ratios?Lesson Planet
5 mins 6th - 8th CCSS: Adaptable
The teacher demonstrates how to set up a word problem into a ratio of fractions. There are many ways to solve this equivalent ratios problem and the instructor chooses to find a multiplier to find the missing value.
Visualize Part-to-Part Ratios Using PicturesLesson Planet
3 mins 6th - 7th CCSS: Designed
Show your learners what a part-to-part ratio can look like with this pancake recipe. The video shares how ratios can change when one part changes, but they are still equal. Demonstrate to your learners how to set up initial ratios in the...
Visualize Part-to-Total Ratios Using PicturesLesson Planet
4 mins 6th - 7th CCSS: Designed
Grandma knits one pink sweater for every five. After this video your learners will be able to translate that into a ratio. Use the video to help visualize how this ratio can be written equivalently. The video is the second in a...
From Ratio Tables to Double Number Line DiagramsEngageNY
6th CCSS: Designed
How much sugar is in one bottle? Pupils use double number line diagrams to determine the amount of sugar in a 1L bottle of cola. The teacher leads a discussion on ways that double number lines can be of assistance in solving a problem...
Concept: Ratios and ProportionsLesson Planet
4th - 8th CCSS: Adaptable
Upper elementary and middle school pupils fill out a chart creating six equivalent fractions and then compare them to six different objects and/or shapes. They group together 16 various terms related to ratios and proportions. Pupils...
introducing the Concept: Using Ratios and PercentsLesson Planet
4th - 6th
Young scholars convert decimals and fractions to percents. In this introductory percents instructional activity, learners work with equivalent fractions and learn to draw ratios. They recognize how to change a fraction to a percent.