Math Practice Topic: Compound Interest

Description: Calculate compound interest given a balance, rate, and time.

Adaptive Learning Progression: Numbers get bigger.

Sample Levels (out of 3)

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

1.
Interest Rate: 8% annually
Starting Balance: $120
Time Passed: 14 years
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:
2.
Interest Rate: 9% monthly
Starting Balance: $179
Time Passed: 11 months
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:
3.
Interest Rate: 10% monthly
Starting Balance: $145
Time Passed: 2 months
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:

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

1.
Interest Rate: 3% weekly
Starting Balance: $996
Time Passed: 14 weeks
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:
2.
Interest Rate: 7% annually
Starting Balance: $307
Time Passed: 13 years
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:
3.
Interest Rate: 9% monthly
Starting Balance: $660
Time Passed: 14 months
How much interest has accrued if calculated as compound interest?
What is the new total balance?

  Interest:
  Total balance:

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