Compound Interest

To earn as much interest as possible, you should open a savings account that earns ______ interest and has the _____ interest rate.

• compound; lowest
• simple ; lowest
• compound ; highest
• simple ; highest

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CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

John just opened a savings account and wants to maximize the amount of interest he earns. Which of the following actions enable him to earn MORE interest?

• selecting an account with a higher interest rate
• leaving his money in the account for a long period of time
• transferring money into his checking account each month
• higher interest rate AND leaving money in for a longer time

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CCSS.7.RP.A.2

CCSS.7.RP.A.3

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

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CCSS.7.NS.A.3

CCSS.7.RP.A.3

Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 15 year?

• $827.52
• $831.10
• $839.45
• $846.80

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

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

If $1,000 is invested at 16% interest, compounded annually, for five years, what is the ending balance?

• $1,225,54

• $2,100.34

• $22,255.40

• $225.54

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.4

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

the time has to be in _____________

• years

• months

• days

• seconds

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CCSS.HSA.SSE.A.2

CCSS.7.EE.A.2

The A means ____________ in compound interest

• annual

• amount in account

• answer

• accrued debt

Tags

CCSS.7.RP.A.3

interest is _________

• extra money paid for borrowing

• interesting

• Flocabulary songs

• time times rate

Tags

CCSS.7.RP.A.3

Find the total amount in the account to the nearest cent if the interest is compounded annually. 
$2750 at 8% for 2 years

• $220
• $440
• $660

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2