# Math Practice Topic: Simple Interest

 Description: Calculate simple interest based on a principle balance, interest rate, and time span using the formula, I=PRT. Adaptive Learning Progression: Numbers get bigger. Start using MathScore for free

## Sample Levels (out of 3)

Answer the following questions involving simple interest. Input all answers to the nearest dollar

 1 Interest Rate: 4% each year Starting Balance: \$115Time Passed: 14 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance: 2 Interest Rate: 2% each year Starting Balance: \$174Time Passed: 10 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance: 3 Interest Rate: 9% each year Starting Balance: \$139Time Passed: 2 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance:

Answer the following questions involving simple interest. Input all answers to the nearest dollar

 1 Interest Rate: 10% each year Starting Balance: \$794Time Passed: 13 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance: 2 Interest Rate: 8% each year Starting Balance: \$414Time Passed: 12 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance: 3 Interest Rate: 3% each year Starting Balance: \$673Time Passed: 1 years How much interest has accrued if we are using simple interest? What is the new total balance?   Interest:   Total balance: