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

NameDate

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

Mr. Grove buys a $600 couch on a pretend credit card and pays late. The card adds 2% compound interest for the month and a $25 late fee. What does Ari find is owed?
Ms. Reyes buys a $250 printer on a pretend credit card and pays late. The card adds 2% compound interest for the month and a $20 late fee. What does Jun find is owed?
Mr. Dunn buys a $480 TV on a pretend pay-later plan: 4 payments of $125. One payment is late, adding a $15 fee. How much more than $480 does Kira find was paid?
Mr. Cole buys a $200 tent on a pretend pay-later plan: 4 payments of $52. One payment is late, adding a $12 fee. How much more than $200 does Milo find was paid?
Ms. Frost buys a $1,200 piano on a pretend pay-later plan: 12 payments of $104. One payment is late, adding a $25 fee. How much more than $1,200 does Noah find was paid?
A pretend shop sells a $700 couch: 2% off for cash, or a 3% fee for a card. How much more does Pia find Mr. Grove pays by card than with cash?
A pretend shop sells a $400 guitar: 3% off for cash, or a 5% fee for a card. How much more does Tala find Mr. Lane pays by card than with cash?
8.
Zee reads Ms. Reyes's pretend card bill: $300 is due. Ms. Reyes can pay all $300 now, or pay $50 now and carry $250 for a month at 2% compound interest. Which costs less?
- Pay $50 now and carry $250
- Pay all $300 now
- Both cost the same
9.
Ari reads Mr. Dunn's pretend phone bill: $80 is due today. Paying today costs $80; paying next week adds a $15 late fee. Which choice costs less?
- Pay next week
- Pay today
- Both cost the same
10.
Bo reads Ms. Hale's pretend card bill: $600 is due. Ms. Hale can pay it all now, or pay $100 a month and carry the rest at 1.5% compound interest a month. Which costs less?
- Both cost the same
- Pay $100 a month
- Pay all $600 now

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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