COMPOUND AND SIMPLE INTEREST

The simple interest formula is I=Prt.  The P represents the principle.  The principle is ___________________. 

• the amount of money borrowed or deposited
• the amount taxed
• the percent interest for this year
• the amount the bank owes you for being a customer at their bank

Tags

CCSS.7.RP.A.3

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

Tags

CCSS.7.RP.A.3

What is the formula for simple interest?

• A=P(1+r)^t
• I=Prt
• I=P(1+r)t
• A=Prt

Tags

CCSS.8.EE.C.7B

Ann puts $300 in a bank account earning 4% interest.  How much will she earn in interest in 1 year?

• 4
• 8
• 12
• 16

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CCSS.6.RP.A.3C

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

Tags

CCSS.7.RP.A.3

Smithville Bank is offering each of it's customers a record 3.4% interest on new savings account. If Mr. Thomas opens an account with $1,500, how much interest will he earn in 3 years?

• $15,300
• $1,530
• $153
• The answer is not shown

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CCSS.HSF.BF.A.2

Find the compound interest:
Principal: $1735
Interest Rate: 0.8%
Time: 1 year

• $1,388
• $138.80
• $13.88
• None of the answers are correct.

Tags

CCSS.7.RP.A.3

CCSS.7.EE.B.3

Find the simple interest:
Principal: $6,000
Interest Rate: 5%
Time: 6 months

• $150
• $1,800
• $1,500
• $15,000

Tags

CCSS.7.RP.A.3

CCSS.7.EE.B.3

CCSS.7.RP.A.2

1) Gabby invested $100 into a savings account that earned simple interest at a rate of 1.5%.  She plans to keep the money in the account for the next ten years.  How much would she have in the account at the end of ten years?

• $15
• $115       
• $116.05
• $1,500

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

2) Jacob invested $400 into a savings account that earned simple interest at a rate of 1.25%.  He plans to keep it in the account for the next 10 years.  How much interest would he gain in the account after 10 years?

• $50
• $450       
• $500       
• $5,000

Tags

CCSS.HSF.BF.A.2