A calculator based on the compound interest formula that can be used to determine the Present Value, the Future Value, the Interest Rate, or the Number of Periods. You can select the type of compounding, the effective annual rate, and...

This lesson will give students practice with adding and subtracting money using a calculator. It will provide them an opportunity to determine savings using a store coupon, and determine the change they should recieve when making...

Generate a quiz of money word problems in a real-life context. Students will use addition, subtraction, multiplication, and division to solve the problem. An assessment summary is given at the end of the quiz, and students may review...

Explains, with examples, what compound interest is and how to calculate it using a formula. Also shows how to work backwards to calculate the present value of an investment, how compound interest is calculated for different compounding...

You may have seen the term APR, or annual percentage rate, used in reference to everything from mortgages and auto loans to credit cards. In this piece, we look at credit card APRs which you've probably seen listed on your monthly...

In this real-world context, 6th graders are given the ratio of Jim's money to Jesse's and the amounts they have spent so far on a road trip, and they must calculate what each person had at the start of the trip. Aligns with 6.RP.A.3.

What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...

The Virtual Economics Web Companion for K-12 economics and social studies teachers was created by the National Council on Economic Education. A wide variety of educational materials and lesson plans can be accessed through this site....

This investigation begins with a discussion of spare change. Students are asked to compare and analyze peoples' attitudes toward coins today to those of the past. Students then complete an activity that teaches them how to compare...

Great lesson plans covering a wide-range of math-related subjects.

In this task, students write an equation for the amount of money in a checking account when money is deposited and withdrawn regularly, and use it to calculate the balance at a certain time. This task asks students to determine a...

Use the Rule of 72 to estimate how long it will take to double an investment at a given interest rate. Divide 72 by the interest rate to see how long it will take to double your money on an investment.

Dr. Math is asked about calculating sales tax. A quick and easy to follow explanation of how it works using fractions, decimals, ratio, and percent.

KS3 Math provides interactive activities on percentages, using pence and pounds. Use the factsheet for percentage information. You may use the worksheet for percentage practice and take the test provided to check your percentage skills....

Students use the calculator to determine the amount of money that will accumulate in a savings account, if every month a certain sum is deposited in the account. They explore the use of the constant function key on the calculator to make...

The concept of a present discounted value (PDV), which is defined as the amount you should be willing to pay in the present for a stream of expected future payments, can be used to calculate appropriate prices for stocks and bonds. To...

By the end of this section, you will be able to explain how GDP can be used to compare the economic welfare of different nations, calculate the conversion of GDP to a common currency by using exchange rates, and calculate GDP per capita...

Have you ever seen an item that you wanted on sale for 15% of its original price? Have you tried to figure out what the sale price would be? Using this interactive lesson from T.V. 411, you can learn to calculate discounts with percentages.

Students practice clothing vocabulary and computer spreadsheet skills by visiting authentic French online clothing catalogs. They choose articles of clothing for purchase for themselves and family members and create a spreadsheet to...