Worksheet

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.

  1. 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?

  2. 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?

  3. 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?

  4. 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?

  5. 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?

  6. 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?

  7. 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?

  8. 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?

    • Cash
    • Card carried 2 months
    • Card paid in full

  10. Ms. Shaw buys a $500 guitar: 1% off for cash, or a card with 3% cash back, paid in full or carried 2 months at 2% compound interest. Which costs least, as Bo finds?

    • Cash
    • Card carried 2 months
    • Card paid in full
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Ways to pay, and the costs and benefits of a choice

Answer Key - Grade 8 Math Worksheet - Challenge Me

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

  1. 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?

    $30.60

  2. 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?

    $36.54

  3. 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?

    $19.24

  4. 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?

    $524.20

  5. 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?

    $264.55

  6. 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?

    $46

  7. 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?

    $22

  8. 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?

    $48

  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?

    • Cash
    • Card carried 2 months
    • Card paid in full

  10. Ms. Shaw buys a $500 guitar: 1% off for cash, or a card with 3% cash back, paid in full or carried 2 months at 2% compound interest. Which costs least, as Bo finds?

    • Cash
    • Card carried 2 months
    • Card paid in full