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 $965, or can be bought with a $20 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$965 · $20 · 24 m · $40 · Deposit & monthly instalme…
2. A laptop has a cash price of $1160, or can be bought with a $90 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$1160 · $90 · 24 m · $45 · Deposit & monthly instalme…
3. A laptop has a cash price of $355, or can be bought with a $130 deposit plus 9 monthly payments of $30. How much more does the installment plan cost than the cash price?
$355 · $130 · 9 m · $30 · Deposit & monthly instalme…
4. A laptop has a cash price of $465, or can be bought with a $30 deposit plus 12 monthly payments of $40. How much more does the installment plan cost than the cash price?
$465 · $30 · 12 m · $40 · Deposit & monthly instalme…
5. A laptop has a cash price of $1265, or can be bought with a $90 deposit plus 24 monthly payments of $50. How much more does the installment plan cost than the cash price?
$1265 · $90 · 24 m · $50 · Deposit & monthly instalme…
6. A laptop has a cash price of $1010, or can be bought with a $60 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$1010 · $60 · 24 m · $40 · Deposit & monthly instalme…
7. A laptop has a cash price of $250, or can be bought with a $150 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$250 · $150 · 6 m · $25 · Deposit & monthly instalme…
8. A laptop has a cash price of $330, or can be bought with a $150 deposit plus 9 monthly payments of $25. How much more does the installment plan cost than the cash price?
$330 · $150 · 9 m · $25 · Deposit & monthly instalme…
9. A laptop has a cash price of $660, or can be bought with a $30 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$660 · $30 · 12 m · $55 · Deposit & monthly instalme…
10. A laptop has a cash price of $600, or can be bought with a $50 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$600 · $50 · 24 m · $25 · Deposit & monthly instalme…
11. A laptop has a cash price of $295, or can be bought with a $150 deposit plus 6 monthly payments of $30. How much more does the installment plan cost than the cash price?
$295 · $150 · 6 m · $30 · Deposit & monthly instalme…
12. A laptop has a cash price of $1065, or can be bought with a $100 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1065 · $100 · 18 m · $55 · Deposit & monthly instalme…

12 questions · Seed 57 · 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 $965, or can be bought with a $20 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $20 + 24 × $40 = $980. Difference = $980 − $965 = $15.
2. A laptop has a cash price of $1160, or can be bought with a $90 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$10
Installment total = $90 + 24 × $45 = $1170. Difference = $1170 − $1160 = $10.
3. A laptop has a cash price of $355, or can be bought with a $130 deposit plus 9 monthly payments of $30. How much more does the installment plan cost than the cash price?
$45
Installment total = $130 + 9 × $30 = $400. Difference = $400 − $355 = $45.
4. A laptop has a cash price of $465, or can be bought with a $30 deposit plus 12 monthly payments of $40. How much more does the installment plan cost than the cash price?
$45
Installment total = $30 + 12 × $40 = $510. Difference = $510 − $465 = $45.
5. A laptop has a cash price of $1265, or can be bought with a $90 deposit plus 24 monthly payments of $50. How much more does the installment plan cost than the cash price?
$25
Installment total = $90 + 24 × $50 = $1290. Difference = $1290 − $1265 = $25.
6. A laptop has a cash price of $1010, or can be bought with a $60 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$10
Installment total = $60 + 24 × $40 = $1020. Difference = $1020 − $1010 = $10.
7. A laptop has a cash price of $250, or can be bought with a $150 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$50
Installment total = $150 + 6 × $25 = $300. Difference = $300 − $250 = $50.
8. A laptop has a cash price of $330, or can be bought with a $150 deposit plus 9 monthly payments of $25. How much more does the installment plan cost than the cash price?
$45
Installment total = $150 + 9 × $25 = $375. Difference = $375 − $330 = $45.
9. A laptop has a cash price of $660, or can be bought with a $30 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$30
Installment total = $30 + 12 × $55 = $690. Difference = $690 − $660 = $30.
10. A laptop has a cash price of $600, or can be bought with a $50 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$50
Installment total = $50 + 24 × $25 = $650. Difference = $650 − $600 = $50.
11. A laptop has a cash price of $295, or can be bought with a $150 deposit plus 6 monthly payments of $30. How much more does the installment plan cost than the cash price?
$35
Installment total = $150 + 6 × $30 = $330. Difference = $330 − $295 = $35.
12. A laptop has a cash price of $1065, or can be bought with a $100 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $100 + 18 × $55 = $1090. Difference = $1090 − $1065 = $25.

12 questions · Seed 57 · 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 $965, or can be bought with a $20 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$965 · $20 · 24 m · $40 · Deposit & monthly instalme…
2. A laptop has a cash price of $1160, or can be bought with a $90 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$1160 · $90 · 24 m · $45 · Deposit & monthly instalme…
3. A laptop has a cash price of $355, or can be bought with a $130 deposit plus 9 monthly payments of $30. How much more does the installment plan cost than the cash price?
$355 · $130 · 9 m · $30 · Deposit & monthly instalme…
4. A laptop has a cash price of $465, or can be bought with a $30 deposit plus 12 monthly payments of $40. How much more does the installment plan cost than the cash price?
$465 · $30 · 12 m · $40 · Deposit & monthly instalme…
5. A laptop has a cash price of $1265, or can be bought with a $90 deposit plus 24 monthly payments of $50. How much more does the installment plan cost than the cash price?
$1265 · $90 · 24 m · $50 · Deposit & monthly instalme…
6. A laptop has a cash price of $1010, or can be bought with a $60 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$1010 · $60 · 24 m · $40 · Deposit & monthly instalme…
7. A laptop has a cash price of $250, or can be bought with a $150 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$250 · $150 · 6 m · $25 · Deposit & monthly instalme…
8. A laptop has a cash price of $330, or can be bought with a $150 deposit plus 9 monthly payments of $25. How much more does the installment plan cost than the cash price?
$330 · $150 · 9 m · $25 · Deposit & monthly instalme…
9. A laptop has a cash price of $660, or can be bought with a $30 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$660 · $30 · 12 m · $55 · Deposit & monthly instalme…
10. A laptop has a cash price of $600, or can be bought with a $50 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$600 · $50 · 24 m · $25 · Deposit & monthly instalme…
11. A laptop has a cash price of $295, or can be bought with a $150 deposit plus 6 monthly payments of $30. How much more does the installment plan cost than the cash price?
$295 · $150 · 6 m · $30 · Deposit & monthly instalme…
12. A laptop has a cash price of $1065, or can be bought with a $100 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1065 · $100 · 18 m · $55 · Deposit & monthly instalme…

12 questions · Seed 57 · 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 $965, or can be bought with a $20 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $20 + 24 × $40 = $980. Difference = $980 − $965 = $15.
2. A laptop has a cash price of $1160, or can be bought with a $90 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$10
Installment total = $90 + 24 × $45 = $1170. Difference = $1170 − $1160 = $10.
3. A laptop has a cash price of $355, or can be bought with a $130 deposit plus 9 monthly payments of $30. How much more does the installment plan cost than the cash price?
$45
Installment total = $130 + 9 × $30 = $400. Difference = $400 − $355 = $45.
4. A laptop has a cash price of $465, or can be bought with a $30 deposit plus 12 monthly payments of $40. How much more does the installment plan cost than the cash price?
$45
Installment total = $30 + 12 × $40 = $510. Difference = $510 − $465 = $45.
5. A laptop has a cash price of $1265, or can be bought with a $90 deposit plus 24 monthly payments of $50. How much more does the installment plan cost than the cash price?
$25
Installment total = $90 + 24 × $50 = $1290. Difference = $1290 − $1265 = $25.
6. A laptop has a cash price of $1010, or can be bought with a $60 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$10
Installment total = $60 + 24 × $40 = $1020. Difference = $1020 − $1010 = $10.
7. A laptop has a cash price of $250, or can be bought with a $150 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$50
Installment total = $150 + 6 × $25 = $300. Difference = $300 − $250 = $50.
8. A laptop has a cash price of $330, or can be bought with a $150 deposit plus 9 monthly payments of $25. How much more does the installment plan cost than the cash price?
$45
Installment total = $150 + 9 × $25 = $375. Difference = $375 − $330 = $45.
9. A laptop has a cash price of $660, or can be bought with a $30 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$30
Installment total = $30 + 12 × $55 = $690. Difference = $690 − $660 = $30.
10. A laptop has a cash price of $600, or can be bought with a $50 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$50
Installment total = $50 + 24 × $25 = $650. Difference = $650 − $600 = $50.
11. A laptop has a cash price of $295, or can be bought with a $150 deposit plus 6 monthly payments of $30. How much more does the installment plan cost than the cash price?
$35
Installment total = $150 + 6 × $30 = $330. Difference = $330 − $295 = $35.
12. A laptop has a cash price of $1065, or can be bought with a $100 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $100 + 18 × $55 = $1090. Difference = $1090 − $1065 = $25.

12 questions · Seed 57 · Age guidance, not curriculum certification