Concord Consortium
Hockey Pucks
Package design is a mathematical task for any business. Young scholars use a package design to determine the number of packages required for specific shipments. Using ratios, proportions, and fractions, they make decisions about the best...
Illustrative Mathematics
Security Camera
A different-than-normal problem that allows learners to practice their reasoning to find an answer. The problem bases itself off a graph drawing of a store that needs to install security cameras. The challenge is to find which placement...
EngageNY
Multi-Step Problems—All Operations
Harness the power of algebra to solve problems. Young mathematicians learn to work out multi-step problems by applying algebraic techniques, such as solving equations and proportions. They use tape diagrams to model the problem to finish...
Curated OER
Percent Word Problems
In this word problem worksheet, students find the percent of a number. This two-page worksheet contains 18 problems. Answers are provided on the last page.
Curated OER
Worksheet 2: In/Out Table of Returns of Corn Yields
In this function worksheet, students determine the gross price earned per acre of crops planted. They recognize ratios and proportions as they determine the yield of each crop.
Yummy Math
US Holiday Candy Sales
Candy is a big business! Calculate the amount of money consumers spent on major holidays—Easter, Halloween, Christmas, Hanukkah, and Valentine's Day—based on the total amount of candy sales from 2011 and the percentage of each holiday's...
Lane Community College
Review Sheets: Basic Mathematics 2
A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions.
Curated OER
Leveled Problem Solving Using Proportions with Similar Polygons
In this proportions and similar polygons activity, students solve the problems that use proportions, rations, fractions, and similar polygons.
Curated OER
Taste Test-- Ratios
In this math worksheet, students mix four "cocktails" of orange juice and lemonade in the different rations specified. Students rate the drinks and determine their favorite combination. Students answer 10 questions about the ratios in...
Illustrative Mathematics
Tax and Tip
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...
Illustrative Mathematics
Finding a 10% increase
A quick problem to test your mathematicians' knowledge on percent increase. Two different solutions are provided, mental math and computing. Ask your learners to include a description of what they did to supplement their answer.
Curated OER
Leveled Problem Solving Solving Proportions Using Cross Products
In this solving proportions using cross products practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Comparing Ratios
In this comparing ratios worksheet, students solve and complete 3 different problems using the screens shown. First, they write a ratio that compares the shaded part to unshaded part illustrated. Then, students use the same grid to...
Curated OER
Direct Proportion
In this direct proportion worksheet, students read through an example problem and 2 practice questions on how to use direct proportions. Then, students use direct proportions to solve 20 additional questions.
Curated OER
Using Ratio to Express a Rate
In this Algebra I worksheet, 9th graders use a ratio to express a rate. The one page worksheet contains two multiple choice questions. Solutions are provided.
Curated OER
Using Proportions Homework
In this geometry worksheet, students identify simple ratio and reduce to the simplest forms. They find the measure of missing sides and angles. There are 20 questions.
Curated OER
Rates And Unit Price
For this rates and unit price worksheet, students problem solve and calculate the answers to ten word problems and mathematical equations dealing with ratios, proportion and missing values.
Curated OER
Similar Figures
In this similar figures instructional activity, students identify the meaning of similar, corresponding sides, and congruent. They use proportions to find the length of a missing side. Students dilate given figures according...
Curated OER
Stoichiometric Relationships
In this reactions worksheet, students learn how to solve stoichiometric problems based on the mole ratios of a balanced equation. Then students complete 7 problems.
Curated OER
Betting Game--Who's the Winner?
In this betting game of odds worksheet, students review and discuss what odds mean and then play a game with a racing post and a ratio fact and worksheet.
Noyce Foundation
Cereal
Find the best protein-packed cereal. The short assessment task covers equivalent and comparing ratios within a context. Pupils determine the cereal with the highest ratio of protein. A rubric helps teachers with point allotments for...
EngageNY
More About Similar Triangles
Determine whether two triangles are similar. The lesson presents opportunities for pupils to find the criterion needed to show that two triangles are similar. Scholars use the definition of similarity to find any missing side...
Curated OER
Quiz: Similarity
In this similarity worksheet, students use the characteristics of similar figures to determine the length of one side of a polygon, the height of a tree, or the shortest side of a triangle. They also identify similar figures. ...
Curated OER
Candy Machine
Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in...