Grade 8 · Math

8th grade Ways to pay, and the costs and benefits of a choice worksheet

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Ways to pay, and the costs and benefits of a choice

Grade 8 Math Worksheet - Challenge Me

NameDate

Circle the best answer, or write your answer on the line.

Mr. Grove carries a $500 pretend card balance for 3 months at 2% compound interest a month, with no payments. To the nearest cent, how much more than $500 does Esme find is owed?
Ms. Shaw carries an $800 pretend card balance for 3 months at 1.5% compound interest a month, with no payments. To the nearest cent, how much more than $800 does Jun find is owed?
Mr. Lane carries a $350 pretend card balance for 3 months at 1.8% compound interest a month, with no payments. To the nearest cent, how much more than $350 does Kira find is owed?
Mr. Dunn's pretend card balance is $900, at 1.5% compound interest a month. Each month interest is added, then $200 is paid. To the nearest cent, what does Milo find is owed after 2 months?
Ms. Frost's pretend card balance is $450, at 1.8% compound interest a month. Each month interest is added, then $100 is paid. To the nearest cent, what does Noah find is owed after 2 months?
Mr. Cole's pretend card gives 2% cash back on $400 of spending a month and has a $50 yearly fee. The bill is paid in full monthly. What yearly benefit does Pia find?
Ms. Hale's pretend card gives 1.5% cash back on $650 of spending a month and has a $95 yearly fee. The bill is paid in full monthly. What yearly benefit does Ren find?
Mr. Grove's pretend card gives 3% cash back on $300 of spending a month and has a $60 yearly fee. The bill is paid in full monthly. What yearly benefit does Tala find?
9.
Ms. Reyes buys a $600 couch: 1% off for cash, or a card with 2% cash back, paid in full or carried 2 months at 2% compound interest. Which costs least, as Zee finds?
- Card paid in full
- Card carried 2 months
- Cash
10.
Mr. Dunn buys an $800 bed: 4% off for cash, or a card with 2% cash back, paid in full or carried 2 months at 1.5% compound interest. Which costs least, as Ari finds?
- Card paid in full
- Card carried 2 months
- Cash

8th grade Ways to pay, and the costs and benefits of a choice worksheet – printable — Print: 1 2 3 4 5 6

About this worksheet

Ways to pay, and the costs and benefits of a choice. Every version has 10 questions, and the answer key prints on the second page.

What your child will learn

I can find what a purchase costs with a fee, a cash discount or a pay-later plan, and pick the cheapest way.
I can work out what paying late or carrying a card balance adds.
I can weigh a benefit such as cash back against its fee.

Standard: state-only

Words to know

card fee: Extra money a shop adds for paying by card.

cash discount: Money taken off for paying cash.

pay-later plan: Equal payments over time instead of paying all at once.

late fee: Extra money charged when a payment is late.

cash back: A share of spending a card gives back.

Common mistakes

Your child gave only the fee, discount or extra cost, not the amount paid. Check which line the question asks for.

Your child added the percent as if it were dollars (3% as $3). Turn the percent into dollars first.

Your child added the cash discount. A discount is taken off the price.

Questions parents ask

What is the most common mistake with ways to pay, and the costs and benefits of a choice?

Your child gave only the fee, discount or extra cost, not the amount paid. Check which line the question asks for.

Are these 8th grade math worksheets free to print?

Yes. All 6 printable versions at each level are free to print, with the answer key, and no account is needed.

More grade 8 math

See all grade 8 math

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