Curated OER
Mixing Up Ratios
Learners solve problems of ratio and proportions using hands on. In this algebra instructional activity, students vary the concentration of a fruit drink using parts of a ratio.
Math Mammoth
Ratios and Proportions
For this ratios and proportions worksheet, learners complete several activities that advance their understanding of proportions and ratios. Learners solve six equations and five word problems.
Math Worksheets Land
Multistep Ratio and Percent Word Problems - Independent Practice Worksheet
Math in real life IS a thing and your learners can see how when they practice ratio word problems. Use the handy ratio to convert between measurements and figure out the answer when given a change of information. Resource also comes with...
Math Worksheets Land
Multistep Ratio and Percent Word Problems - Matching Worksheet
Increasing and decreasing values happen every day and your learners will be prepared after practicing this worksheet. Show them how ratios are a convenient method to convert between values to get the answer they need. Resource also comes...
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.
Math Worksheets Land
Percent Error and Percent Increase - Independent Practice Worksheet
Give your learners a small taste of the business world by calculating percent error and percent increase. The resource provides several practice problems to give your mathematicians practice setting up the ratio to convert to percents....
National Research Center for Career and Technical Education
Business Management and Administration: Compound Interest - A Millionaire's Best Friend
Many math concepts are covered through this resource: percentages, decimals, ratios, exponential functions, graphing, rounding, order of operations, estimation, and solving equations. Colorful worksheets and a link to a Google search for...
Discovery Education
Understanding Probability
Young scholars investigate probability. They will define probability as the likelihood of an event occurring. Then, they determine the probability of sitting in a particular seat on a plane. They also set up ratios of various seating...
NTTI
If You Hopped Like a Frog
Get your frogs hopping by introducing them to the concepts of ratio and proportion. As a class, they perform arithmetic operations using ratios then discover how they represent quantitative relationships. In groups, they write their own...
Curated OER
The Golden Students
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
Curated OER
Smaller Than One
Students examine how to convert fractions into decimals and percents. They work with base ten blocks and a worksheet to color in parts of 100 and renaming the parts as decimals and fractions.
New Mexico State University
Atlantean Dodgeball
Develop ratios within sporting games. Class members watch a video about dodgeball and see how coaches compare the scores. Pupils then work with ratios to compare the scores throughout the tournament. Using their knowledge of ratios, they...
Virginia Department of Education
Formulas and Percent Compositions of Ionic Compounds
Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
Curated OER
Our Solar System - Comparing Planetary Travel Distances
NASA presents a mini-unit on distances in our solar system. It incorporates scientific concepts of gravity, mass, density, and payload while your aspiring astronauts also employ mathematics skills. They calculate speed, they determine...
PBS
The Lowdown — Exploring Changing Obesity Rates through Ratios and Graphs
Math and medicine go hand-in-hand. After viewing several infographics on historical adult obesity rates, pupils consider how they have changed over time. They then use percentages to create a new graph and write a list of questions the...
PBS
The Lowdown — Examining California's Prison System: Real-World Ratio
Free yourself from the shackles of traditional math lessons. Young mathematicians investigate race, gender, and age differences in California's prison system. They use provided graphics to compare the prison population with the state's...
Curated OER
Percent Problems
In this statistics worksheet, students find the percentages of the five given numbers. There is one problem where the students must find the percent of a fraction.
Curated OER
Ratios
In this ratio activity, students provide conversions for sets of ratios in charts, converting to fractions, decimals and percents. A website reference is given for additional resources.
Curated OER
Daily Time Ratios
Students track and record how much time they spend on each activity. In this spreadsheet lesson plan, students apply different functions using Microsoft excel to format cells and calculate the sum of their total time spent each day. They...
Curated OER
Ratios
In this ratios worksheet, students are given the percentages and have to provide the ratios, fractions, and decimals for each number. Students complete 40 problems.
Curated OER
Percent of Change
In this percent of change activity, students calculate the change in two whole numbers. They compute the percent of change and indicate if it is an increase or decrease.
Curated OER
Ratios-Conversions
In this ratio worksheet, students complete a set of 4 charts, filling in conversions of ratios, fractions, percents or decimals. A website reference is given for additional activities.
Curated OER
Percents to Fractions and Decimals
Seventh graders practice converting percentages to decimals. Through guided practice, they work to solve problems involving converting fractions to decimals. Working in pairs, 7th graders compete to be the first to solve the problem...
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