It's About Time
What Determines and Limits an Atom's Mass?
Provide learners with the tools to further understand nuclear energy and isotopes. Young chemists investigate the components of an atom's nucleus, use symbols to represent various isotope forms, and use the percent abundance of an atom's...
CK-12 Foundation
Conversions between Degrees and Radians: Charting Hours in the Day
Forget hours, divide the day into radians instead. Class members convert the angles in a pie chart of daily activities into radian measures. They add angle measures for multiple activities then determine a relationship between the radian...
Curated OER
Ratios, Unit Rates, and Proportions
Explore the concept of ratios, unit rates, and proportions. Learners convert fractions and percents to decimals. They discuss rates and where they can be found in the real world. A hands-on experiment and numerous flash cards and...
Nuffield Foundation
Fractions, Decimals and Percentages
Mathematicians can embark on a math challenge. Fourteen pages of exercises for young algebra learners on fractions, decimals, and percentages let your students put their skills to the test.
EngageNY
Ratios and Unit Rates
This turn-key unit on ratios and unit rates walks through a 30-lesson unit on teaching proportional reasoning, with each lesson broken into detailed teaching notes and time allotments for all parts. An unbelievable resource when taken...
College Board
2015 AP® Physics 1 Free-Response Questions
It's rare for even 40 percent of test takers to pass the AP Physics 1 exam. Improve those odds for young scientists with the help of actual free response questions covering topics from free body diagrams to velocity. The College Board...
Curated OER
It's a Family Affair!
Sixth graders review the relationship between fractions, decimals, and percentages. In this fraction lesson, 6th graders turn fractions into decimals using division and move the decimal for a percentage. They complete a corresponding...
Curated OER
Percentage of a Number
In this percentages practice activity, learners read an instructional section regarding percents and then solve 16 problems where they must find a given percent of a specific number. Students also solve 4 percent word problems.
Curated OER
Going Up Or Coming Down
Students find the percent of increase or percent of decrease. Through a teacher demonstration, they examine the methods of calculating percentages. Students solve real life problems.
Curated OER
Skittle Around with Fraction and Percentages
Fifth graders investigate the interchangeable relationship betweeen fractions and percents. They discuss the concepts using teacher provided questions. Then sutdents work in cooperative groups to maximize scaffolding.
Curated OER
Fraction Facts
Students are introduced to fractions, including operations with fractionsm converting fractions to decimals and percents. They are provided with activities that provide ample practice opportunities to reinforce the information from the...
Curated OER
Human Number Line
Students compare different types of numbers. Each student is given a flashcard containing a decimal, percent, fraction or integer. Teams of students compete, in silence, to determine who can line up in numerical order correctly. They...
Curated OER
Averages and Percentages
In this averages and percents learning exercise, students identify and define average as all numbers together divided by the total number of items added. Then they identify and define percent as the given number out of a total possible....
Curated OER
Average and Percentages - Week 2
In this average and percent worksheet, students solve percentage problems by using proportions. These story problems include sequences, percent of change and cost. This two-page worksheet contains seven problems.
Curated OER
Number Manipulation
In this number manipulation activity, students solve 4 different types of problems that include number manipulation. First, they use division, multiplication, addition, or subtraction to make each set of numbers into equations which...
Curated OER
Sky High Fuel
In this fuel price worksheet, students examine a chart that shows fuel prices between 2001 and 2005. They compute the answers to 3 word problems in which they work with finding average. They complete an extension activity in which they...
Curated OER
Proportion to Percentage
In this division instructional activity, 7th graders divide the proportion number given by the whole and move the decimal point to place to find the percent value.
Curated OER
Shots, Standings, and Shopping
Rates and ratios can easily be applied to real-world situations. Learners explore a series of websites in order to procure comparable data. They define ratios and rates, view videos, and use the internet to explore how ratios and rates...
Illustrative Mathematics
Converting Square Units
Jada has a rectangle board that is measured in inches. Young learners confirm their understanding of converting inches to feet. Then they find the area in square feet. Jada thinks she has a short-cut to convert inches square to square...
Curated OER
Popcorn Math
Everyone loves popcorn! Use this treat to teach math concepts including place value, estimating, graphing, and volume. Eight possible activities are included, and they can be modified to fit all grade levels.
Curated OER
The Stock Market
Students explore the loss and gain made in the stock market as they invest a sum of money and report the results as percentages instead of points.
Curated OER
Estate Problem
In this problem solving worksheet, students solve 1 problem about money. Students use percents to solve a problem about dividing an estate.
University of Missouri
Money Math
Young mathematicians put their skills to the test in the real world during this four-lesson consumer math unit. Whether they are learning how compound interest can make them millionaires, calculating the cost of remodeling their bedroom,...
Curated OER
Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...