Curated OER
Are You Absolutely Sure of the Value?
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.
Curated OER
Statistics and Shopping
Students examine statistics and data analysis concepts from the practical questions that arise in everyday life.
Curated OER
Irregular Fractals
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
Curated OER
Expected Value
Middle schoolers explore expected value, are introduced to the concept of varying payoffs, and have used a computer simulation of a "real world" example where expected value is used
Curated OER
Determination of the percentage of Acetic Acid in Vinegar
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
Khan Academy
Khan Academy: Percent Word Problems
Practice solving word problems involving percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
McGraw Hill
Glencoe: Self Check Quizzes 1 Number Patterns and Problem Solving
Use Glencoe's randomly generated self-checking quiz to test your knowledge of number patterns and problem-solving. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...
Better Lesson
Better Lesson: Visually Representing Percent Word Problems (Day 2)
Using a variety of visual representations to solve real world percent problems.
Khan Academy
Khan Academy: Discount, Tax, and Tip Word Problems
Practice solving word problems involving price discounts, taxes, and tip calculations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Markup and Commission Word Problems
Practice solving word problems involving price markups and commission fees. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Purple Math
Purplemath: "Mixture" Word Problems
Demonstrates, step-by-step and with examples, how to set up and solve 'mixture' word problems.
McGraw Hill
Glencoe: Self Check Quizzes Using Percents
The five question assesses learners on how to solve percent problems. Hints are available to help students solve the problems.
Math Playground
Math Playground: Word Problem Videos
This lesson includes several sets of word problems for student practice. Each problem has a video that demonstrates how to reach the solution.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Percent and Problem Solving
Using this tutorial, you'll learn how to convert percents into decimals (and vice versa) and to solve various problems involving percents. Offers a variety of sample problems with step-by-step solutions and practice exercises for you to...
Elias Saab
Math Drills: Percentage Word Problems Quiz
An interactive quiz which provides students with word problems involving a percentage to be solved. Students input their solution and have the program evaluate it. Hints are available if the student needs them, and explanations are...
Purple Math
Purplemath: Basic "Percent Of" Word Problems
Demonstrates how to set up and solve 'percent of' word problems such as 'What percent of 16 is 5?'.
Khan Academy
Khan Academy: Rational Number Word Problems
Practice solving multi-step word problems. The numbers in these problems may be fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Playground
Math Playground: Word Problem Database
This lesson contains many practice word problems categorized by operations and complexity.
Khan Academy
Khan Academy: Equivalent Expressions With Percent Problems
Practice equivalent expressions with percent problems.
National Council of Teachers of Mathematics
Nctm: Thats Interesting
Read this word problem and solve the questions that follow. An extra challenge and an answer check are also provided.
Department of Defense
Do Dea: Algebra 1: Semester 1: Equations
A learning module through which students learn about equations including the following: Translating words into equations and equations into words, The Properties of Equality to help solving equations, Techniques for solving simple...
Sophia Learning
Sophia: Weighted Average and Mixture Problems
This lesson will demonstrate how to solve mixture problems using weighted averages. Students can look through a Power Point presentation and then take an online quiz.
University of Cambridge
University of Cambridge: Nrich: Put Out the Flags
Sharpen your logic and percent skills while working on this challenge. A strategy for solving the problem and the solution are available from links on the left.
Education Place
Houghton Mifflin: Eduplace: Kids' Place Mathematics
Educational publisher Houghton Mifflin provides a colorful, engaging site that offers test-prep practice, test-taking strategies, and brain teasers on a variety of math concepts for grades 1-6. Just "Choose an activity and pick a grade,"...