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What Credit Card Interest Costs is a free printable Grade 3 to Grade 5 social studies worksheet on what interest costs on a credit card balance, aligned to C3 Framework indicator D2.Eco.10.3-5. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 20 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

What Credit Card Interest Costs

D2.Eco.10.3-5

NameDate

Circle the answer that shows the right work.

1.Does a debit card purchase charge interest?
  • A.Yes, but only on weekends
  • B.Yes, always more than a credit card
  • C.No, because you are spending your own money, not borrowing
2.Shoes cost $60 in cash. On a card the shoes cost $4 more in interest. How much do they cost on the card?
  • A.$60
  • B.$56
  • C.$60 + $4 = $64
3.A card charges $3 interest every month for 12 months. How much interest is that in all?
  • A.12 × $3 = $36
  • B.$15
  • C.$9
4.How can you avoid paying any credit card interest?
  • A.Never open the bill
  • B.Pay only the smallest amount allowed
  • C.Pay the whole balance by the due date each month
5.Mia owes $120 and pays $30 each month, with no new purchases and no interest. How much does she owe after 2 months?
  • A.$150
  • B.2 × $30 = $60; $120 − $60 = $60
  • C.$90
6.A bike costs $300. Paying with a card adds $15 in interest. How much does the bike cost in the end?
  • A.$300
  • B.$285
  • C.$300 + $15 = $315
7.A card charges $20 of interest a year for every $100 owed. How much interest is charged in a year on a $500 balance?
  • A.$20
  • B.$520
  • C.$500 ÷ $100 = 5; 5 × $20 = $100
8.Why does paying only the minimum each month cost more in the end?
  • A.The bank lowers the balance for you
  • B.The minimum payment is free
  • C.The rest of the balance keeps being charged interest

LessonPrint · D2.Eco.10.3-5 · Set 20 · free to copy for classroom use

Answer key — What Credit Card Interest Costs

Set 20. Prints on its own sheet.

  1. 1.No, because you are spending your own money, not borrowing
  2. 2.$60 + $4 = $64
  3. 3.12 × $3 = $36
  4. 4.Pay the whole balance by the due date each month
  5. 5.2 × $30 = $60; $120 − $60 = $60
  6. 6.$300 + $15 = $315
  7. 7.$500 ÷ $100 = 5; 5 × $20 = $100
  8. 8.The rest of the balance keeps being charged interest

Last reviewed 2026-09-05. Aligned to D2.Eco.10.3-5 of the C3 Framework for Social Studies State Standards.