Time & moneyAges 13-15

Deposit & monthly instalments (USD)

Add an upfront deposit to a series of equal monthly payments to find the total instalment cost. Review suitability for your learners before teaching.

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Age band:Ages 10-12 Ages 13-15

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Worksheet StudioPractice pack · Ages 13-15

Deposit & monthly instalments (USD)

Take your time. Show your thinking.

1. A laptop has a cash price of $300, or can be bought with a $40 deposit plus 12 monthly payments of $25. How much more does the installment plan cost than the cash price?
$300 · $40 · 12 m · $25 · Deposit & monthly instalme…
2. A laptop has a cash price of $610, or can be bought with a $80 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$610 · $80 · 9 m · $65 · Deposit & monthly instalme…
3. A laptop has a cash price of $540, or can be bought with a $50 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$540 · $50 · 9 m · $60 · Deposit & monthly instalme…
4. A laptop has a cash price of $210, or can be bought with a $20 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$210 · $20 · 12 m · $20 · Deposit & monthly instalme…
5. A laptop has a cash price of $465, or can be bought with a $100 deposit plus 6 monthly payments of $70. How much more does the installment plan cost than the cash price?
$465 · $100 · 6 m · $70 · Deposit & monthly instalme…
6. A laptop has a cash price of $350, or can be bought with a $140 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$350 · $140 · 18 m · $15 · Deposit & monthly instalme…
7. A laptop has a cash price of $750, or can be bought with a $40 deposit plus 24 monthly payments of $30. How much more does the installment plan cost than the cash price?
$750 · $40 · 24 m · $30 · Deposit & monthly instalme…
8. A laptop has a cash price of $645, or can be bought with a $60 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$645 · $60 · 24 m · $25 · Deposit & monthly instalme…
9. A laptop has a cash price of $380, or can be bought with a $120 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$380 · $120 · 6 m · $45 · Deposit & monthly instalme…
10. A laptop has a cash price of $860, or can be bought with a $150 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$860 · $150 · 18 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $335, or can be bought with a $110 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$335 · $110 · 12 m · $20 · Deposit & monthly instalme…
12. A laptop has a cash price of $255, or can be bought with a $130 deposit plus 9 monthly payments of $20. How much more does the installment plan cost than the cash price?
$255 · $130 · 9 m · $20 · Deposit & monthly instalme…

12 questions · Seed 50 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

Deposit & monthly instalments (USD)

Answers and reasoning. Review before teaching.

1. A laptop has a cash price of $300, or can be bought with a $40 deposit plus 12 monthly payments of $25. How much more does the installment plan cost than the cash price?
$40
Installment total = $40 + 12 × $25 = $340. Difference = $340 − $300 = $40.
2. A laptop has a cash price of $610, or can be bought with a $80 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$55
Installment total = $80 + 9 × $65 = $665. Difference = $665 − $610 = $55.
3. A laptop has a cash price of $540, or can be bought with a $50 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$50
Installment total = $50 + 9 × $60 = $590. Difference = $590 − $540 = $50.
4. A laptop has a cash price of $210, or can be bought with a $20 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$50
Installment total = $20 + 12 × $20 = $260. Difference = $260 − $210 = $50.
5. A laptop has a cash price of $465, or can be bought with a $100 deposit plus 6 monthly payments of $70. How much more does the installment plan cost than the cash price?
$55
Installment total = $100 + 6 × $70 = $520. Difference = $520 − $465 = $55.
6. A laptop has a cash price of $350, or can be bought with a $140 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$60
Installment total = $140 + 18 × $15 = $410. Difference = $410 − $350 = $60.
7. A laptop has a cash price of $750, or can be bought with a $40 deposit plus 24 monthly payments of $30. How much more does the installment plan cost than the cash price?
$10
Installment total = $40 + 24 × $30 = $760. Difference = $760 − $750 = $10.
8. A laptop has a cash price of $645, or can be bought with a $60 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $60 + 24 × $25 = $660. Difference = $660 − $645 = $15.
9. A laptop has a cash price of $380, or can be bought with a $120 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 6 × $45 = $390. Difference = $390 − $380 = $10.
10. A laptop has a cash price of $860, or can be bought with a $150 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$10
Installment total = $150 + 18 × $40 = $870. Difference = $870 − $860 = $10.
11. A laptop has a cash price of $335, or can be bought with a $110 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$15
Installment total = $110 + 12 × $20 = $350. Difference = $350 − $335 = $15.
12. A laptop has a cash price of $255, or can be bought with a $130 deposit plus 9 monthly payments of $20. How much more does the installment plan cost than the cash price?
$55
Installment total = $130 + 9 × $20 = $310. Difference = $310 − $255 = $55.

12 questions · Seed 50 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

Deposit & monthly instalments (USD)

Take your time. Show your thinking.

1. A laptop has a cash price of $300, or can be bought with a $40 deposit plus 12 monthly payments of $25. How much more does the installment plan cost than the cash price?
$300 · $40 · 12 m · $25 · Deposit & monthly instalme…
2. A laptop has a cash price of $610, or can be bought with a $80 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$610 · $80 · 9 m · $65 · Deposit & monthly instalme…
3. A laptop has a cash price of $540, or can be bought with a $50 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$540 · $50 · 9 m · $60 · Deposit & monthly instalme…
4. A laptop has a cash price of $210, or can be bought with a $20 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$210 · $20 · 12 m · $20 · Deposit & monthly instalme…
5. A laptop has a cash price of $465, or can be bought with a $100 deposit plus 6 monthly payments of $70. How much more does the installment plan cost than the cash price?
$465 · $100 · 6 m · $70 · Deposit & monthly instalme…
6. A laptop has a cash price of $350, or can be bought with a $140 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$350 · $140 · 18 m · $15 · Deposit & monthly instalme…
7. A laptop has a cash price of $750, or can be bought with a $40 deposit plus 24 monthly payments of $30. How much more does the installment plan cost than the cash price?
$750 · $40 · 24 m · $30 · Deposit & monthly instalme…
8. A laptop has a cash price of $645, or can be bought with a $60 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$645 · $60 · 24 m · $25 · Deposit & monthly instalme…
9. A laptop has a cash price of $380, or can be bought with a $120 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$380 · $120 · 6 m · $45 · Deposit & monthly instalme…
10. A laptop has a cash price of $860, or can be bought with a $150 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$860 · $150 · 18 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $335, or can be bought with a $110 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$335 · $110 · 12 m · $20 · Deposit & monthly instalme…
12. A laptop has a cash price of $255, or can be bought with a $130 deposit plus 9 monthly payments of $20. How much more does the installment plan cost than the cash price?
$255 · $130 · 9 m · $20 · Deposit & monthly instalme…

12 questions · Seed 50 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

Deposit & monthly instalments (USD)

Answers and reasoning. Review before teaching.

1. A laptop has a cash price of $300, or can be bought with a $40 deposit plus 12 monthly payments of $25. How much more does the installment plan cost than the cash price?
$40
Installment total = $40 + 12 × $25 = $340. Difference = $340 − $300 = $40.
2. A laptop has a cash price of $610, or can be bought with a $80 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$55
Installment total = $80 + 9 × $65 = $665. Difference = $665 − $610 = $55.
3. A laptop has a cash price of $540, or can be bought with a $50 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$50
Installment total = $50 + 9 × $60 = $590. Difference = $590 − $540 = $50.
4. A laptop has a cash price of $210, or can be bought with a $20 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$50
Installment total = $20 + 12 × $20 = $260. Difference = $260 − $210 = $50.
5. A laptop has a cash price of $465, or can be bought with a $100 deposit plus 6 monthly payments of $70. How much more does the installment plan cost than the cash price?
$55
Installment total = $100 + 6 × $70 = $520. Difference = $520 − $465 = $55.
6. A laptop has a cash price of $350, or can be bought with a $140 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$60
Installment total = $140 + 18 × $15 = $410. Difference = $410 − $350 = $60.
7. A laptop has a cash price of $750, or can be bought with a $40 deposit plus 24 monthly payments of $30. How much more does the installment plan cost than the cash price?
$10
Installment total = $40 + 24 × $30 = $760. Difference = $760 − $750 = $10.
8. A laptop has a cash price of $645, or can be bought with a $60 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $60 + 24 × $25 = $660. Difference = $660 − $645 = $15.
9. A laptop has a cash price of $380, or can be bought with a $120 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 6 × $45 = $390. Difference = $390 − $380 = $10.
10. A laptop has a cash price of $860, or can be bought with a $150 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$10
Installment total = $150 + 18 × $40 = $870. Difference = $870 − $860 = $10.
11. A laptop has a cash price of $335, or can be bought with a $110 deposit plus 12 monthly payments of $20. How much more does the installment plan cost than the cash price?
$15
Installment total = $110 + 12 × $20 = $350. Difference = $350 − $335 = $15.
12. A laptop has a cash price of $255, or can be bought with a $130 deposit plus 9 monthly payments of $20. How much more does the installment plan cost than the cash price?
$55
Installment total = $130 + 9 × $20 = $310. Difference = $310 − $255 = $55.

12 questions · Seed 50 · Age guidance, not curriculum certification