Curated OER
Two for One Box Company
Here is a challenging and thought-provoking math worksheet. In it, learners work together to construct a variety of boxes of different sizes to see if doubling the size of a box really means it can hold twice as much stuff as the...
Houghton Mifflin Harcourt
Unit 7 Math Vocabulary Cards (Grade 4)
Looking for vocabulary cards to expand your mathematicians' academic language? A set of 19 vocabulary cards focuses on terms dealing with probability, fractions, and decimals. Each sheet has a word card and a definition card.
02 x 02 Worksheets
Proportions
Cut-and-paste a great activity into your lesson plans. Scholars analyze real-world problems involving proportions. To change things up a bit they cut-and-paste quantities to create a proportion on their way to solving the problems.
Curated OER
MOBILITY, Traveling Lightly: What’s My Footprint?
Students calculate their carbon footprint. In this environmental technology lesson, students listen to a lecture on climate change. Students brainstorm solutions to reduce environmental impact based on travel options. Students calculate...
Curated OER
Percentages: Calculating Percent-1
In this percentages worksheet, students calculate percentages in eighteen problem solving percentage equations. Students show each step of their work.
Helping with Math
Percentages: Calculating Percent - 2
Here is a worksheet on which math classes practice calculating the percentage of different numbers. Some of the percentages involve decimals, so this would not be an assignment for first-time percent calculators! You can print the...
Curated OER
Numbers and Operations
Students practice using proportions to discover the fraction needed to use the right amount of an ingredient. They calculate the number of ounces in one gallon as well. They answer questions to complete the lesson.
Curated OER
Simplifying Radicals
In this Algebra I/Algebra II worksheet, learners simplify radicals and radical expressions involving multiplication and division. The one page worksheet contains a combination of nine multiple choice and free response...
Curated OER
Percentages: Decimals To Percent
For this percentages worksheet, students write twelve decimals as percentages and twelve percentages as decimals. Students check their answers with the key when they are finished.
Curated OER
Percentages: Fractions To Percent
In this percentages worksheet, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.
Curated OER
Batting the Unknown
Students use batting averages to provide a measure of a player's past success. They use Algebra to calculate required performance to improve the average. Students compare baseball batting statistics early in the season and late in the...
Curated OER
Getting Percentible
This unit explores the connections between percentages, decimals, and fractions. It focuses on strategies for solving problems involving percentages and applies these strategies to real life contexts.
Curated OER
Problem Solving with Diagrams, Part One
In this diagrams instructional activity, learners use diagrams to help them solve fraction word problems. Students complete 4 problems on this instructional activity.
Curated OER
Watering Soil
In this watering soil activity, students complete a simple activity, following directions to use a watering can to sprinkle, pour slowly, then pour "faster" onto soil and write about what they notice. Teacher guide is on page 2.
Curated OER
Stars and Stripes
Learners design a United States flag using reasoning. They describe their design to make it easy for it to be duplicated. They share their designs with the class.
CK-12 Foundation
Ck 12: Arithmetic: Equivalent Ratios
[Free Registration/Login may be required to access all resource tools.] Learn what ratios are and how to arrive at equivalent ratios. Identify and write equivalent ratios.
McGraw Hill
Glencoe: Self Check Quizzes 2: Ratios
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of ratios. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
Math Playground
Ratio Stadium: Race by Finding Equivalent Ratios.
Practice finding the missing number that makes two ratios equivalent. This practice exercise is game based.
Khan Academy
Khan Academy: Ratio Tables
Explains what ratio tables are. Includes simple examples and a few practice problems.
ABCya
Ab Cya: Equal Ratios Asteroids
Equal Ratio Asteroids is an educational game for kids that provides practice in finding equal ratios. Asteroids with ratio problems move down from the top of the screen toward your planet. Kids must "equalize" the invaders with the...
Math Playground
Dirt Bike Proportions: Race by Finding Equivalent Ratios.
Proportions where students determine the missing number to make the proportion true.
OER Commons
Oer Commons: Introduction to Ratio Tables
Seventh graders use ratio cards to find equivalencies and form partnerships for the week. As a class, 7th graders discuss and decide on classroom norms. Give each student a ratio card. Instruct students to find a classmate whose card has...
CK-12 Foundation
Ck 12: Geometry: Forms of Ratios
[Free Registration/Login may be required to access all resource tools.] In this lesson students find and reduce ratios. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Arithmetic: Identification and Writing of Equivalent Rates Grade 8
[Free Registration/Login may be required to access all resource tools.] Define and identify unit rates, then find equivalent rates.