Time & moneyAges 10-12

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 10-12

Deposit & monthly instalments (USD)

Take your time. Show your thinking.

1. A laptop has a cash price of $690, or can be bought with a $150 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$690 · $150 · 9 m · $65 · Deposit & monthly instalme…
2. A laptop has a cash price of $735, or can be bought with a $150 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$735 · $150 · 24 m · $25 · Deposit & monthly instalme…
3. A laptop has a cash price of $1035, or can be bought with a $70 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1035 · $70 · 18 m · $55 · Deposit & monthly instalme…
4. A laptop has a cash price of $265, or can be bought with a $130 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$265 · $130 · 6 m · $25 · Deposit & monthly instalme…
5. A laptop has a cash price of $625, or can be bought with a $120 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$625 · $120 · 12 m · $45 · Deposit & monthly instalme…
6. A laptop has a cash price of $1115, or can be bought with a $150 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1115 · $150 · 18 m · $55 · Deposit & monthly instalme…
7. A laptop has a cash price of $1135, or can be bought with a $90 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1135 · $90 · 18 m · $60 · Deposit & monthly instalme…
8. A laptop has a cash price of $740, or can be bought with a $140 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$740 · $140 · 12 m · $55 · Deposit & monthly instalme…
9. A laptop has a cash price of $900, or can be bought with a $60 deposit plus 12 monthly payments of $75. How much more does the installment plan cost than the cash price?
$900 · $60 · 12 m · $75 · Deposit & monthly instalme…
10. A laptop has a cash price of $595, or can be bought with a $100 deposit plus 18 monthly payments of $30. How much more does the installment plan cost than the cash price?
$595 · $100 · 18 m · $30 · Deposit & monthly instalme…
11. A laptop has a cash price of $1090, or can be bought with a $70 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$1090 · $70 · 24 m · $45 · Deposit & monthly instalme…
12. A laptop has a cash price of $865, or can be bought with a $20 deposit plus 18 monthly payments of $50. How much more does the installment plan cost than the cash price?
$865 · $20 · 18 m · $50 · Deposit & monthly instalme…

12 questions · Seed 49 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 10-12

Deposit & monthly instalments (USD)

Answers and reasoning. Review before teaching.

1. A laptop has a cash price of $690, or can be bought with a $150 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$45
Installment total = $150 + 9 × $65 = $735. Difference = $735 − $690 = $45.
2. A laptop has a cash price of $735, or can be bought with a $150 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $150 + 24 × $25 = $750. Difference = $750 − $735 = $15.
3. A laptop has a cash price of $1035, or can be bought with a $70 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $70 + 18 × $55 = $1060. Difference = $1060 − $1035 = $25.
4. A laptop has a cash price of $265, or can be bought with a $130 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $130 + 6 × $25 = $280. Difference = $280 − $265 = $15.
5. A laptop has a cash price of $625, or can be bought with a $120 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$35
Installment total = $120 + 12 × $45 = $660. Difference = $660 − $625 = $35.
6. A laptop has a cash price of $1115, or can be bought with a $150 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $150 + 18 × $55 = $1140. Difference = $1140 − $1115 = $25.
7. A laptop has a cash price of $1135, or can be bought with a $90 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$35
Installment total = $90 + 18 × $60 = $1170. Difference = $1170 − $1135 = $35.
8. A laptop has a cash price of $740, or can be bought with a $140 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$60
Installment total = $140 + 12 × $55 = $800. Difference = $800 − $740 = $60.
9. A laptop has a cash price of $900, or can be bought with a $60 deposit plus 12 monthly payments of $75. How much more does the installment plan cost than the cash price?
$60
Installment total = $60 + 12 × $75 = $960. Difference = $960 − $900 = $60.
10. A laptop has a cash price of $595, or can be bought with a $100 deposit plus 18 monthly payments of $30. How much more does the installment plan cost than the cash price?
$45
Installment total = $100 + 18 × $30 = $640. Difference = $640 − $595 = $45.
11. A laptop has a cash price of $1090, or can be bought with a $70 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$60
Installment total = $70 + 24 × $45 = $1150. Difference = $1150 − $1090 = $60.
12. A laptop has a cash price of $865, or can be bought with a $20 deposit plus 18 monthly payments of $50. How much more does the installment plan cost than the cash price?
$55
Installment total = $20 + 18 × $50 = $920. Difference = $920 − $865 = $55.

12 questions · Seed 49 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Deposit & monthly instalments (USD)

Take your time. Show your thinking.

1. A laptop has a cash price of $690, or can be bought with a $150 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$690 · $150 · 9 m · $65 · Deposit & monthly instalme…
2. A laptop has a cash price of $735, or can be bought with a $150 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$735 · $150 · 24 m · $25 · Deposit & monthly instalme…
3. A laptop has a cash price of $1035, or can be bought with a $70 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1035 · $70 · 18 m · $55 · Deposit & monthly instalme…
4. A laptop has a cash price of $265, or can be bought with a $130 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$265 · $130 · 6 m · $25 · Deposit & monthly instalme…
5. A laptop has a cash price of $625, or can be bought with a $120 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$625 · $120 · 12 m · $45 · Deposit & monthly instalme…
6. A laptop has a cash price of $1115, or can be bought with a $150 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1115 · $150 · 18 m · $55 · Deposit & monthly instalme…
7. A laptop has a cash price of $1135, or can be bought with a $90 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1135 · $90 · 18 m · $60 · Deposit & monthly instalme…
8. A laptop has a cash price of $740, or can be bought with a $140 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$740 · $140 · 12 m · $55 · Deposit & monthly instalme…
9. A laptop has a cash price of $900, or can be bought with a $60 deposit plus 12 monthly payments of $75. How much more does the installment plan cost than the cash price?
$900 · $60 · 12 m · $75 · Deposit & monthly instalme…
10. A laptop has a cash price of $595, or can be bought with a $100 deposit plus 18 monthly payments of $30. How much more does the installment plan cost than the cash price?
$595 · $100 · 18 m · $30 · Deposit & monthly instalme…
11. A laptop has a cash price of $1090, or can be bought with a $70 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$1090 · $70 · 24 m · $45 · Deposit & monthly instalme…
12. A laptop has a cash price of $865, or can be bought with a $20 deposit plus 18 monthly payments of $50. How much more does the installment plan cost than the cash price?
$865 · $20 · 18 m · $50 · Deposit & monthly instalme…

12 questions · Seed 49 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Deposit & monthly instalments (USD)

Answers and reasoning. Review before teaching.

1. A laptop has a cash price of $690, or can be bought with a $150 deposit plus 9 monthly payments of $65. How much more does the installment plan cost than the cash price?
$45
Installment total = $150 + 9 × $65 = $735. Difference = $735 − $690 = $45.
2. A laptop has a cash price of $735, or can be bought with a $150 deposit plus 24 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $150 + 24 × $25 = $750. Difference = $750 − $735 = $15.
3. A laptop has a cash price of $1035, or can be bought with a $70 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $70 + 18 × $55 = $1060. Difference = $1060 − $1035 = $25.
4. A laptop has a cash price of $265, or can be bought with a $130 deposit plus 6 monthly payments of $25. How much more does the installment plan cost than the cash price?
$15
Installment total = $130 + 6 × $25 = $280. Difference = $280 − $265 = $15.
5. A laptop has a cash price of $625, or can be bought with a $120 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$35
Installment total = $120 + 12 × $45 = $660. Difference = $660 − $625 = $35.
6. A laptop has a cash price of $1115, or can be bought with a $150 deposit plus 18 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $150 + 18 × $55 = $1140. Difference = $1140 − $1115 = $25.
7. A laptop has a cash price of $1135, or can be bought with a $90 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$35
Installment total = $90 + 18 × $60 = $1170. Difference = $1170 − $1135 = $35.
8. A laptop has a cash price of $740, or can be bought with a $140 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$60
Installment total = $140 + 12 × $55 = $800. Difference = $800 − $740 = $60.
9. A laptop has a cash price of $900, or can be bought with a $60 deposit plus 12 monthly payments of $75. How much more does the installment plan cost than the cash price?
$60
Installment total = $60 + 12 × $75 = $960. Difference = $960 − $900 = $60.
10. A laptop has a cash price of $595, or can be bought with a $100 deposit plus 18 monthly payments of $30. How much more does the installment plan cost than the cash price?
$45
Installment total = $100 + 18 × $30 = $640. Difference = $640 − $595 = $45.
11. A laptop has a cash price of $1090, or can be bought with a $70 deposit plus 24 monthly payments of $45. How much more does the installment plan cost than the cash price?
$60
Installment total = $70 + 24 × $45 = $1150. Difference = $1150 − $1090 = $60.
12. A laptop has a cash price of $865, or can be bought with a $20 deposit plus 18 monthly payments of $50. How much more does the installment plan cost than the cash price?
$55
Installment total = $20 + 18 × $50 = $920. Difference = $920 − $865 = $55.

12 questions · Seed 49 · Age guidance, not curriculum certification