Simple Interest Test

What is the formula for simple interest?

• I=Prt

• Int

• T=Pri

• A=Pirt

What does the p in I = Prt mean?

• Product

• Power

• Percent

• Principal

What does the r in I = Prt mean?

• Reserve

• Rate

• Return

• Resource

What does the t mean in I = Prt?

• Two

• Time, in years

• Time, in minutes

• Tornado

The rate is given as a percent (%). Before using it in the simple interest formula, you must first convert it to a

• Dollar amount

• Fraction

• Decimal

• Ratio

Match the following percentages to the correct decimal.

• .5

• 50%

• .05

• 20.2%

• .2

• 5%

• .202

• 20%

• .02

• 2%

Write the percent as a decimal.

6%

• 6

• .6

• .06

Write the percent as a decimal.

12.5%

• .125

• 1.25

• 12.5

Write the percent as a decimal.

44%

• 4.4

• 44

• .44

• .044

Write the percent as a decimal.

64.8%

• .0648

• 64.8

• .648

• 6.48