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.

  1. 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?

  2. 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?

  3. 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?

  4. 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?

  5. 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?

  6. 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?

  7. 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
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Ways to pay, and the costs and benefits of a choice

Answer Key - Grade 8 Math Worksheet

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

  1. 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?

    $637
  2. 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?

    $275
  3. 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?

    $35
  4. 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?

    $20
  5. 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?

    $73
  6. 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?

    $35
  7. 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?

    $32
  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