Worksheet
Curated OER

Ratio and Proportion 7.1

For Students 5th - 6th
For this calculating ratio and proportion worksheet, students write rations in their simplest form, write in the form 1:n for ratios, and solve word problems. Students solve 4 problems.
Assessment
Mathematics Assessment Project

Ratios and Proportional Relationships

For Teachers 7th Standards
Time to see what they've learned. Seventh graders solve a set of seven short problems in the ratios and proportional relationships domain. Applications include photo negatives, washing machines, coffee powder, sleep, stamps, etc.
Worksheet
Curated OER

Ratio and Proportion 2

For Students 6th
In this evaluating knowledge of ratio and proportion worksheet, 6th graders complete the mental tests simplifying ratios, solving word problems, and converting foreign money. Students solve 24 problems.
Worksheet
Helping with Math

Ratio and Proportion: Writing Ratios (2 of 2)

For Students 4th - 7th Standards
Elementary and middle schoolers use pictures to figure out simple ratios and complete ratio word problems. An example is done for learners in which three apples and seven oranges are displayed. The answer simply is a ratio of 3:7. The...
Worksheet
Curated OER

Ratio and Proportion

For Students 9th - 11th
In this ratio and proportion worksheet, students read problems and solve proportion problems. They determine the best buy and identify the ratio of different sized polygons. This four-page worksheet contains 7 multi-step problems....
Lesson Plan
Curated OER

Baseball Proportion: Student Worksheet

For Teachers 3rd - 4th
In this mathematics worksheet, students model a batting stance with a regulation size baseball bat. Then they model the batting stance with a souvenir miniature baseball bat. Students measure the length of each bat in centimeters and use...
Worksheet
Helping with Math

Ratio and Proportion: More Writing Ratio

For Students 6th - 8th Standards
Three ratio word problems make up this concise assignment. Mathematicians compare blondes to redheads, red and white shirts, and action-adventure and sports video games. The write ratios to answer the questions. Use this as a class warm...
Worksheet
Helping with Math

Ratio and Proportion: Simplifying Ratios (2 of 2)

For Students 6th - 9th Standards
In this assignment, math stars simplify ratios. The first half just displays numbers, whereas the second half describes real-world scenarios with ratios to be written and reduced. The publisher mentions CCSS.Math.Content.6.RP.3, but it...
Assessment
Concord Consortium

Heights and Weights

For Students 7th - 9th Standards
Height is dependent on weight—or is it the other way around? Given data from a physicians handbook, individuals compare the height and weight of males and females at different areas. They calculate differences and ratios to assist with...
Lesson Plan
Curated OER

Ratios and Proportions

For Teachers 4th - 6th
In this ratios and proportions worksheet, students complete a series of short answer questions based on different charts and word problems dealing with ratios and proportions. Students complete 9 problems.
Lesson Plan
Curated OER

Art Class, Variation 1

For Teachers 6th - 8th Standards
Student statisticians calculate ratios to determine how many shades of green were mixed by Ms. Baca's art class. They graph the number of blue parts against the number of yellow parts for each combination and discover that some produce...
Worksheet
Curated OER

Working with Percentages and Proportions

For Students 6th - 8th
In this percentages and proportions worksheet, students are given percentages, they express them as a proportions, they create an equivalent ratio using "x" for the unknown portion and they cross multiply and divide to find their answer.
Worksheet
Curated OER

Proportions

For Students 8th - 10th
In this proportions worksheet, students solve and complete 7 various types of problems. First, they determine the better buy based on the information provided for each word problem. Then, students find the value of a variable given its...
Lesson Plan
Illustrative Mathematics

Cooking with the Whole Cup

For Teachers 6th - 7th Standards
Whoops! Travis accidentally put too much butter into the recipe. Your bakers must find out how to alter the recipe to accommodate different changes by using unit rates and ratios . The activity has multiple parts and calculations with...
Activity
Illustrative Mathematics

Sand Under the Swing Set

For Teachers 7th - 9th Standards
Help the local elementary school fix their playground by calculating the amount of sand needed near the swing set. The problem practices setting up proportions and ratios with three different options for solving. You can chose the option...
Assessment
Mathematics Assessment Project

100 People

For Teachers 6th - 8th Standards
It's a small world after all. In the middle school assessment task, learners use data that imagines there are only 100 people in the world to answer questions about population demographics. Young mathematicians use ratio and proportional...
Worksheet
Curated OER

Baseball Proportion: Student Worksheet

For Students 4th - 6th
Here is a simple and clever activity which illustrates the concept of mathematical proportion and size quite effectively. In it, two pupils hold baseball bats: one is a regulation-size bat, the other is a miniature souvenir bat. The...
Lesson Plan
Curated OER

Scale Drawing: Perimeter and Area of a Room

For Teachers 6th - Higher Ed
Using a scale drawing with some dimensions missing, aspiring do-it-yourself homeowners calculate the remaining sides of a compound-shaped room. They apply the principles of ratio and proportion to determine how much crown molding will be...
Lesson Plan
Illustrative Mathematics

Tax and Tip

For Teachers 6th - 8th Standards
Finding out how to calculate tax and tip is a valuable skill that all young adults should be able to do without a calculator. Learners are given a bill and asked to calculate the tax, tip, and total amount. Calculations can be exact or...
Assessment
Houghton Mifflin Harcourt

Simple and Compound Interest

For Students 7th - 12th Standards
Your learners will get lots of practice calculating simple and compound interest by the end of this lesson. Simple explanations and examples lead learners through the concepts and steps of calculating simple and compound interest...
Worksheet
Curated OER

Ratio and Proportion: Proportional Ratios

For Students 6th - 8th Standards
In this ratios worksheet, students write yes or no for if the ratios given are proportional or not. Students complete 7 number problems and 5 money problems.
Worksheet
Helping with Math

Ratio and Proportion: Writing Ratios (1 of 2)

For Students 4th - 6th Standards
Here is the first of two printable ratio worksheets. For the first three problems, pupils count the numbers of two different objects and simply write down the ratios. There are then four problems in word form for which they also write...
Worksheet
Helping with Math

Ratio and Proportion: Simplifying Ratios (1 of 2)

For Students 5th - 10th Standards
Here is a set of 24 pairs of numbers for which kids reduce the ratios to their simplest form. It is a simple and straightforward assignment, meant by the publisher to address CCSS.Math.Content.6.RP.3. Note, however, that it only requires...
Assessment
Noyce Foundation

Lawn Mowing

For Teachers 6th - 7th Standards
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...