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

Steve deposited

$5,000 in a savings account that pays 4% interest compounded annually. Which

equation could be used to find the value of the account after 3 years?

• A = 5,000(1 + 4)³

• A = 5,000(1 + 0.04)³

• A = 5,000(1 + 0.4) x 3

• A = 5,000(0.04)³

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

CCSS.HSF.LE.B.5

Heather

invested $8,000 in a 4-year Certificate of Deposit (CD) that pays 4.1% interest

compounded annually. What is the value of the CD at the end

of the 4 years?

• $9,394.92

• $9,312.00

• $1394.00

• $1312.00

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

Travis

invests $25,000 in a savings account that pays 2.75% simple interest. How much interest does he earn each year?

• $787.50

• $625

• $657.50

• $687.50

Tags

CCSS.7.RP.A.3

What is the correct definition of interest?

• money paid to you by a bank for the money you have in a bank account
• put into a bank account
• to borrow something