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 $540, or can be bought with a $150 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$540 · $150 · 6 m · $75 · Deposit & monthly instalme…
2. A laptop has a cash price of $325, or can be bought with a $80 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$325 · $80 · 18 m · $15 · Deposit & monthly instalme…
3. A laptop has a cash price of $430, or can be bought with a $30 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$430 · $30 · 6 m · $75 · Deposit & monthly instalme…
4. A laptop has a cash price of $555, or can be bought with a $60 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$555 · $60 · 9 m · $60 · Deposit & monthly instalme…
5. A laptop has a cash price of $275, or can be bought with a $80 deposit plus 6 monthly payments of $40. How much more does the installment plan cost than the cash price?
$275 · $80 · 6 m · $40 · Deposit & monthly instalme…
6. A laptop has a cash price of $670, or can be bought with a $20 deposit plus 9 monthly payments of $75. How much more does the installment plan cost than the cash price?
$670 · $20 · 9 m · $75 · Deposit & monthly instalme…
7. A laptop has a cash price of $1100, or can be bought with a $120 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1100 · $120 · 18 m · $55 · Deposit & monthly instalme…
8. A laptop has a cash price of $380, or can be bought with a $80 deposit plus 24 monthly payments of $15. How much more does the installment plan cost than the cash price?
$380 · $80 · 24 m · $15 · Deposit & monthly instalme…
9. A laptop has a cash price of $370, or can be bought with a $140 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$370 · $140 · 6 m · $45 · Deposit & monthly instalme…
10. A laptop has a cash price of $1035, or can be bought with a $90 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$1035 · $90 · 24 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $395, or can be bought with a $50 deposit plus 6 monthly payments of $60. How much more does the installment plan cost than the cash price?
$395 · $50 · 6 m · $60 · Deposit & monthly instalme…
12. A laptop has a cash price of $1395, or can be bought with a $130 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1395 · $130 · 24 m · $55 · Deposit & monthly instalme…

12 questions · Seed 43 · 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 $540, or can be bought with a $150 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$60
Installment total = $150 + 6 × $75 = $600. Difference = $600 − $540 = $60.
2. A laptop has a cash price of $325, or can be bought with a $80 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$25
Installment total = $80 + 18 × $15 = $350. Difference = $350 − $325 = $25.
3. A laptop has a cash price of $430, or can be bought with a $30 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$50
Installment total = $30 + 6 × $75 = $480. Difference = $480 − $430 = $50.
4. A laptop has a cash price of $555, or can be bought with a $60 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$45
Installment total = $60 + 9 × $60 = $600. Difference = $600 − $555 = $45.
5. A laptop has a cash price of $275, or can be bought with a $80 deposit plus 6 monthly payments of $40. How much more does the installment plan cost than the cash price?
$45
Installment total = $80 + 6 × $40 = $320. Difference = $320 − $275 = $45.
6. A laptop has a cash price of $670, or can be bought with a $20 deposit plus 9 monthly payments of $75. How much more does the installment plan cost than the cash price?
$25
Installment total = $20 + 9 × $75 = $695. Difference = $695 − $670 = $25.
7. A laptop has a cash price of $1100, or can be bought with a $120 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 18 × $55 = $1110. Difference = $1110 − $1100 = $10.
8. A laptop has a cash price of $380, or can be bought with a $80 deposit plus 24 monthly payments of $15. How much more does the installment plan cost than the cash price?
$60
Installment total = $80 + 24 × $15 = $440. Difference = $440 − $380 = $60.
9. A laptop has a cash price of $370, or can be bought with a $140 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$40
Installment total = $140 + 6 × $45 = $410. Difference = $410 − $370 = $40.
10. A laptop has a cash price of $1035, or can be bought with a $90 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $90 + 24 × $40 = $1050. Difference = $1050 − $1035 = $15.
11. A laptop has a cash price of $395, or can be bought with a $50 deposit plus 6 monthly payments of $60. How much more does the installment plan cost than the cash price?
$15
Installment total = $50 + 6 × $60 = $410. Difference = $410 − $395 = $15.
12. A laptop has a cash price of $1395, or can be bought with a $130 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$55
Installment total = $130 + 24 × $55 = $1450. Difference = $1450 − $1395 = $55.

12 questions · Seed 43 · 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 $540, or can be bought with a $150 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$540 · $150 · 6 m · $75 · Deposit & monthly instalme…
2. A laptop has a cash price of $325, or can be bought with a $80 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$325 · $80 · 18 m · $15 · Deposit & monthly instalme…
3. A laptop has a cash price of $430, or can be bought with a $30 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$430 · $30 · 6 m · $75 · Deposit & monthly instalme…
4. A laptop has a cash price of $555, or can be bought with a $60 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$555 · $60 · 9 m · $60 · Deposit & monthly instalme…
5. A laptop has a cash price of $275, or can be bought with a $80 deposit plus 6 monthly payments of $40. How much more does the installment plan cost than the cash price?
$275 · $80 · 6 m · $40 · Deposit & monthly instalme…
6. A laptop has a cash price of $670, or can be bought with a $20 deposit plus 9 monthly payments of $75. How much more does the installment plan cost than the cash price?
$670 · $20 · 9 m · $75 · Deposit & monthly instalme…
7. A laptop has a cash price of $1100, or can be bought with a $120 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1100 · $120 · 18 m · $55 · Deposit & monthly instalme…
8. A laptop has a cash price of $380, or can be bought with a $80 deposit plus 24 monthly payments of $15. How much more does the installment plan cost than the cash price?
$380 · $80 · 24 m · $15 · Deposit & monthly instalme…
9. A laptop has a cash price of $370, or can be bought with a $140 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$370 · $140 · 6 m · $45 · Deposit & monthly instalme…
10. A laptop has a cash price of $1035, or can be bought with a $90 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$1035 · $90 · 24 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $395, or can be bought with a $50 deposit plus 6 monthly payments of $60. How much more does the installment plan cost than the cash price?
$395 · $50 · 6 m · $60 · Deposit & monthly instalme…
12. A laptop has a cash price of $1395, or can be bought with a $130 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1395 · $130 · 24 m · $55 · Deposit & monthly instalme…

12 questions · Seed 43 · 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 $540, or can be bought with a $150 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$60
Installment total = $150 + 6 × $75 = $600. Difference = $600 − $540 = $60.
2. A laptop has a cash price of $325, or can be bought with a $80 deposit plus 18 monthly payments of $15. How much more does the installment plan cost than the cash price?
$25
Installment total = $80 + 18 × $15 = $350. Difference = $350 − $325 = $25.
3. A laptop has a cash price of $430, or can be bought with a $30 deposit plus 6 monthly payments of $75. How much more does the installment plan cost than the cash price?
$50
Installment total = $30 + 6 × $75 = $480. Difference = $480 − $430 = $50.
4. A laptop has a cash price of $555, or can be bought with a $60 deposit plus 9 monthly payments of $60. How much more does the installment plan cost than the cash price?
$45
Installment total = $60 + 9 × $60 = $600. Difference = $600 − $555 = $45.
5. A laptop has a cash price of $275, or can be bought with a $80 deposit plus 6 monthly payments of $40. How much more does the installment plan cost than the cash price?
$45
Installment total = $80 + 6 × $40 = $320. Difference = $320 − $275 = $45.
6. A laptop has a cash price of $670, or can be bought with a $20 deposit plus 9 monthly payments of $75. How much more does the installment plan cost than the cash price?
$25
Installment total = $20 + 9 × $75 = $695. Difference = $695 − $670 = $25.
7. A laptop has a cash price of $1100, or can be bought with a $120 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 18 × $55 = $1110. Difference = $1110 − $1100 = $10.
8. A laptop has a cash price of $380, or can be bought with a $80 deposit plus 24 monthly payments of $15. How much more does the installment plan cost than the cash price?
$60
Installment total = $80 + 24 × $15 = $440. Difference = $440 − $380 = $60.
9. A laptop has a cash price of $370, or can be bought with a $140 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$40
Installment total = $140 + 6 × $45 = $410. Difference = $410 − $370 = $40.
10. A laptop has a cash price of $1035, or can be bought with a $90 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $90 + 24 × $40 = $1050. Difference = $1050 − $1035 = $15.
11. A laptop has a cash price of $395, or can be bought with a $50 deposit plus 6 monthly payments of $60. How much more does the installment plan cost than the cash price?
$15
Installment total = $50 + 6 × $60 = $410. Difference = $410 − $395 = $15.
12. A laptop has a cash price of $1395, or can be bought with a $130 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$55
Installment total = $130 + 24 × $55 = $1450. Difference = $1450 − $1395 = $55.

12 questions · Seed 43 · Age guidance, not curriculum certification