Worksheet
Curated OER

Two-sided Confidence Interval for a Population Proportion

For Students 11th - Higher Ed
In this two-sided confidence interval worksheet, students solve 3 problems to include constructing a confidence interval for a population proportion with a large sample. First, they split the confidence and shad its cumulative are for a...
Interactive
Curated OER

My Test Book: Ratios and Proportions

For Students 5th - 6th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding ratios and proportions. Students may view the correct answers.
Worksheet
Curated OER

Belly Dancer Problem

For Students 7th - 9th
In this math instructional activity, learners determine the rate at which belly dancers lose weight.  This instructional activity contains one multiple-step word problem.  It may be used as a problem of the week.
Worksheet
Raytheon

Probability, Percent, and Proportion

For Students 6th - 8th
In this probability and predictions learning exercise, learners read 1 page of facts, then solve 8 pages of problems related to probability, with answers keys included.
Lesson Plan
Curated OER

Pedal Power

For Teachers 8th - 10th
Employ proportional reasoning and algebraic understanding to a determine a real world math quandary. Intel has created a project based unit to engage learners in using algebra to describe the physical world. They will create equations,...
Lesson Plan
Illinois State Board of Education

Is It Linear?

For Teachers 6th - 9th Standards
Math apprentices are introduced to the components of a linear relationship. In groups, they write story problems that incorporate this relationship and relates to the real world. They give their problem to the class for them to solve.
Lesson Plan
Curated OER

60-30-10

For Teachers 6th - 8th
Students use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.
Lesson Plan
Curated OER

Get Geared Up

For Teachers 9th - 11th
Middle schoolers calculate gear ratio as they solve word problems. They discuss and find slopes as they relate to real life. Additionally, they hey use ratio and proportion to make predictions and solve problems.
Lesson Plan
Curated OER

Applications Involving Quadratic Equations

For Teachers 8th - 9th
In this algebra worksheet, students solve 6 word problems. Problems include the necessary equations. Students solve 5 formulas by isolating the indicated variable.
Lesson Plan
Curated OER

Worksheet #4: Simplify Algebraic Expressions With Two Variables

For Teachers 9th - 10th
In this algebraic expression worksheet, pupils simplify algebraic expressions and solve proportions, and write equations from story problems. Thirteen of the 49 problems are fill in the blank, and the remainder are multiple choice.
Worksheet
Curated OER

Ratio Problems and Bar/Block Models Two

For Students 5th - 8th
Learners complete word problems about ratios using fractions, money, and more. Pupils complete four problems.
Lesson Plan
Curated OER

Graphing X, Y, Z

For Teachers 7th
Seventh graders explore how proportion controls the image of a drawing. They examine a coordinate plane and discuss plotting. Student experiment drawing an object one size, and then drawing an identical object on a different scale.
Worksheet
Curated OER

Stoichiometry

For Students 10th - 12th
For this stoichiometry worksheet, learners use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
Lesson Plan
Curated OER

Go Fish

For Teachers 2nd - 5th
Help learners discover methods to estimate animal population. They will participate in a simulation of catching and tagging fish in order to estimate the fish population. They scoop and count goldfish crackers, record data, and use...
Worksheet
Curated OER

Go Fish! Student Worksheet

For Students 3rd - 4th
A math and science worksheet prompts learners to simulate how scientists determine populations of animals out in the wild. They use goldfish crackers, paper bags, and a styrofoam cup as their tools. An excellent cooperative group activity!
Activity
Noyce Foundation

Measuring Mammals

For Students K - 12th Standards
Explore the meaning of scale and proportion with a set of five activities that examines the topic from elementary through high school. The first lessons explore ratio by examining pictures of different sizes. The next three activities...
Lesson Plan
National Research Center for Career and Technical Education

Costing

For Teachers 9th - 12th Standards
Your young business men and women discover that selling what they make at a profit is the key in running a business. Learners practice the contextual math needed in the CTE lesson; then apply their percent proportion concepts in solving...
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

Proportions

For Students 8th
In this proportions worksheet, 8th graders solve and complete 10 different problems that include difficult word based proportions. First, they solve each proportion as described. Then, students write their answer on the line provided for...
Worksheet
Curated OER

Chapter 4 - Objective 6.1 - Unit Rate & Mixture Problems

For Students 10th - Higher Ed
In this unit rate worksheet, students read story problems and determine the unit rate. They set up equations to solve proportion, percent and mixture problems. This one-page worksheet contains seven story problems.
Worksheet
Curated OER

Equations, Formulas & Proportions Worksheet

For Students 6th - 8th
In this math learning exercise, students solve the problems for equations, formulas, and proportions. The equations are written using Algebra blocks.
Lesson Plan
Curated OER

Baseball Proportion

For Teachers 7th - 8th
Students work on different mathematical skills that align with state standards. The skill of problem solving is done with reasoning and communication is made to students through solid brain connections to the math concepts.
Worksheet
Curated OER

Percent Application Worksheet

For Students 6th - 7th
For this problem solving worksheet, students solve each of the ten word problems by using their knowledge of percent, proportions, simple interest, and sales tax.
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...