Curated OER
Interest Rates
Use a KWL chart and discussion to explore the concept behind loans with interest based on percentage rates. Learners examine different types of interest, the history of interest loans and calculate the costs of a loan over a ten-year...
Concord Consortium
Temperature and Reaction Rate
Does increasing temperature increase the rate of a chemical reaction? Junior chemists examine the effects of temperature on reaction rate using an engaging interactive. Pupils select the temperature of the reaction vessel, then observe...
Curated OER
Ratios, Rates, Percent and Nutrition
Examine food labels to determine percentage of fat and sugar to total calories with middle schoolers. Daily nutritional guidelines are discussed and learners will decide how well their foods fit into a healthy diet. In the provided...
Virginia Department of Education
The Rate of a Chemical Reaction
If your pupils think a catalyst is a list of their cats, then this might be the lesson plan for you! Young chemists study the effect of temperature, catalysts, concentration, and particle size on reaction rates during four different...
Curated OER
Ratios, Rates and Percentages
In this ratios, rates and percentages worksheet, 6th graders solve 16 different types of problems that include writing each ratio as a decimal and a fraction in lowest terms as a percent. They also arrange numbers in ascending order and...
Curated OER
Conversions and Rates
In this conversions and rates worksheet, students solve 10 different word problems that include using metric conversions and rates to solve each problem. First, they determine the number of milliliters needed for the correct dosage of...
EngageNY
Percent and Rates per 100
What percentage of your class understands percents? Pupils learn the meaning of percents based upon rates per 100 in the 24th lesson plan in a series of 29. They represent percents as fractions, decimals, ratios, and models. The scholars...
Curated OER
Rating Systems
Your favorite sports team is ranked #1. How do the powers that be determine this rating? Learn how ratings are mathematically computed using probability concepts, from the Elo Rating System for chess to the Rating Percentage Index for...
Curated OER
Ratio, Rates and Percentages
In this ratio, rates and percentages worksheet, 8th graders solve 22 various types of problems related to ratios, rates and percentages. They first write ratios in lowest terms and describe each of comparison stated. Students also solve...
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...
National Security Agency
Partying with Proportions and Percents
Examine ratios and proportions in several real-world scenarios. Children will calculate unit rates, work with proportions and percentages as they plan a party, purchase produce, and take a tally. This lesson plan recommends five...
National Research Center for Career and Technical Education
Hospitality and Tourism 2: Costing
The lesson plan provides a richly detailed narrative and sample problems for teaching or reinforcing how to work with percentages. In particular, your audience will compute the costs per serving of food and simulate setting menu prices...
Illustrative Mathematics
Battery Charging
Your class will be very interested in the results of this activity. How long does it take a MP3 and video game player to charge? Sam only has an hour and the MP3 player only has 40% of its battery life left. Plus, his video player is...
Curated OER
Hybrid Vehicles: Cut Pollution and Save Money
Math and science meet in this instructional activity on hybrid electric automobiles. This 24-page resource provides everything you need for teaching a instructional activity that compares the use of internal combustion engines to hybrid...
Council for Economic Education
Loan Amortization - Mortgage
When you buy a home for $100,000, you pay $100,000—right? On the list of important things for individuals to understand, the lesson presents the concept of interest rates and loan amortization using spreadsheets and online sources....
Curated OER
Discovering Math Concepts in Business Mathematics, Economics, and Finance
Explore the concept of money and research its origin. There are many concepts related to business math, thusly, there are many formulas used to make calculations around money. Exchange rates of money in different countries, interest,...
Curated OER
The Numbers Behind Hunger: Rate of Change
Explore the concept of world hunger by having students collect and graph 1990 world hunger statistics. They will analyze the data in order to determine how to decrease world hunger rates and try to determine problems and solutions of...
Curated OER
Fractions and Percentages
For this fractions and percentages worksheet, students are given 4 mental test each with 8 problems including finding percentages, converting decimals and fractions to percentages, and adding, subtracting and multiplying fractions.
Curated OER
Interest Rate Assignment
For this personal finance worksheet, students use their problem solving skills to calculate interest rates for loans of different lengths of time.
Curated OER
NFL Home Field Advantage?
Does the home team have the home field advantage in football? Class members look at a graph that displays wins at home and wins on the road for each NFL team from 2002–2012. Then they answer eight word problems that look at the...
Curated OER
Introduction to Earning Interest: What are APR and APY?
Students explore saving and investing money. In this middle school personal finance lesson, students define and use investment vocabulary, explore compound interest and its effect of savings, and compute simple and compound interest. ...
Curated OER
Population Growth Rates
Students determine the average annual rate of change (growth rate) of U.S. national population for each decade of historical census data.
Curated OER
"NSN, Fractions, Percents, Ratios, Rates" Investigations
Sixth graders engage in an investigation about the concepts related to fractions. They read, represent, compare, and order proper and improper fractions, and mixed numbers. They demonstrate an understanding of relationships involving...
Curated OER
Money and Percentage
Fifth graders examine use of percentages in real world situations. They complete worksheet about using percentages after reviewing the concept. They look through newspapers to find examples of percentages used over the course of three...