Know The Formula
Fill in the Blank
Solve for the Missing
Word Problems
Challenge Time
100

What is the formula for simple interest?

What is I=Prt

100

P = $1,000, R = 5%, T = 2 years. What is I?

What is $100?

100

I = $60, R = 5%, T = 2 years. What is P?

What is $600?

100

Sam borrowed $1,000 at 5% for 1 year. How much interest will he pay?

What is $50?

100

True or False: Interest rate must be converted into a decimal before calculating.

What is true?

200

What does the P stand for?

What is Principal?

200

P = $500, R = 4%, T = 1 year. What is I?

What is $20?

200

I = $80, P = $800, T = 2 years. What is R?

What is 5%?

200

Maria deposited $600 at 4% for 2 years. How much interest will she earn?

What is $48?

200

What is the total amount including principal and interest: P=$900, I=$54?

What is $954?

300

What does the R stand for?

What is annual interest rate?

300

P = $2,000, R = 3%, T = 3 years. What is I?

What is $180?

300

I = $120, P = $1,000, R = 6%. What is T?

What is 2 years?

300

A bank loan of $800 earns $96 interest in 4 years. What’s the rate?

What is 3%?

300

If I = $144, and T = 4 years, how much is earned per year?

What is $36/a year?

400

What does the T stand for?

What is Time? (in year)

400

P = $1,200, R = 2.5%, T = 4 years. What is I?

What is $120?

400

I = $90, R = 3%, T = 3 years. What is P?

What is $1,000?

400

Lily invested $2,000 at 3.5% for 3 years. What is the total interest?

What is 210?

400

P = $2,500, R = 7%, T = 2 years. What's the total interest?

What is $350?

500

What does the I stand for?

What is interest earned or paid?

500

P = $750, R = 6%, T = 2.5 years. What is I?

What is $112.50?

500

I = $225, P = $1,500, T = 3 years. What is R?

What is 5%?

500

Jack took out a loan of $1,500 at 6% for 4 years. How much does he owe in interest?

What is $360?

500

You invest $1,200 at 6.5% for 3 years. What is the total earned?

What is $234?