Simple and Compound Interest

When calculating

interest, how do you write the percent?

• a fraction

• a decimal

• a round number

• not enough information

Tags

CCSS.7.RP.A.3

CCSS.7.EE.B.3

In some investment accounts interest is computed on interest that has been earned in previous years. What is this method of computing interest called?

• compound interest

• double interest

• simple interest

• not enough information

Tags

CCSS.7.RP.A.3

The simple interest formula is I=Prt. What does the t represent?

• Principle

• Interest

• Time

• Percent Rate

Tags

CCSS.8.EE.C.7B

the time has to be in _____________

• years

• months

• days

• seconds

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

If you are calculating the simple interest and you are given the time in months.  How can you find the time in years?

• divide 12 by the months
• divide the months by 12
• multiply 12 times the months
• change the months to a decimal

Tags

CCSS.7.RP.A.3

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

Tags

CCSS.7.RP.A.3

CCSS.7.NS.A.3

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

Tags

CCSS.7.RP.A.3

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

• 150
• 192
• 1350
• 1392

Tags

CCSS.7.RP.A.3

The compound interest formula is:

A = P(1 + r)^t

What does the A represent?

• The amount of interest earned.

• The amount of time that has passed.

• The total amount of money after a certain amount of time.

• The amount required to invest.

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.LE.B.5