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 $370, or can be bought with a $150 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$370 · $150 · 6 m · $45 · Deposit & monthly instalme…
2. A laptop has a cash price of $1455, or can be bought with a $70 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1455 · $70 · 24 m · $60 · Deposit & monthly instalme…
3. A laptop has a cash price of $605, or can be bought with a $80 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$605 · $80 · 12 m · $45 · Deposit & monthly instalme…
4. A laptop has a cash price of $760, or can be bought with a $20 deposit plus 12 monthly payments of $65. How much more does the installment plan cost than the cash price?
$760 · $20 · 12 m · $65 · Deposit & monthly instalme…
5. A laptop has a cash price of $1085, or can be bought with a $30 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1085 · $30 · 18 m · $60 · Deposit & monthly instalme…
6. A laptop has a cash price of $1500, or can be bought with a $100 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1500 · $100 · 24 m · $60 · Deposit & monthly instalme…
7. A laptop has a cash price of $725, or can be bought with a $90 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$725 · $90 · 12 m · $55 · Deposit & monthly instalme…
8. A laptop has a cash price of $1150, or can be bought with a $130 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1150 · $130 · 18 m · $60 · Deposit & monthly instalme…
9. A laptop has a cash price of $1380, or can be bought with a $70 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1380 · $70 · 24 m · $55 · Deposit & monthly instalme…
10. A laptop has a cash price of $755, or can be bought with a $50 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$755 · $50 · 18 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $410, or can be bought with a $120 deposit plus 6 monthly payments of $50. How much more does the installment plan cost than the cash price?
$410 · $120 · 6 m · $50 · Deposit & monthly instalme…
12. A laptop has a cash price of $990, or can be bought with a $50 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$990 · $50 · 24 m · $40 · Deposit & monthly instalme…

12 questions · Seed 52 · 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 $370, or can be bought with a $150 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$50
Installment total = $150 + 6 × $45 = $420. Difference = $420 − $370 = $50.
2. A laptop has a cash price of $1455, or can be bought with a $70 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$55
Installment total = $70 + 24 × $60 = $1510. Difference = $1510 − $1455 = $55.
3. A laptop has a cash price of $605, or can be bought with a $80 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$15
Installment total = $80 + 12 × $45 = $620. Difference = $620 − $605 = $15.
4. A laptop has a cash price of $760, or can be bought with a $20 deposit plus 12 monthly payments of $65. How much more does the installment plan cost than the cash price?
$40
Installment total = $20 + 12 × $65 = $800. Difference = $800 − $760 = $40.
5. A laptop has a cash price of $1085, or can be bought with a $30 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$25
Installment total = $30 + 18 × $60 = $1110. Difference = $1110 − $1085 = $25.
6. A laptop has a cash price of $1500, or can be bought with a $100 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$40
Installment total = $100 + 24 × $60 = $1540. Difference = $1540 − $1500 = $40.
7. A laptop has a cash price of $725, or can be bought with a $90 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $90 + 12 × $55 = $750. Difference = $750 − $725 = $25.
8. A laptop has a cash price of $1150, or can be bought with a $130 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$60
Installment total = $130 + 18 × $60 = $1210. Difference = $1210 − $1150 = $60.
9. A laptop has a cash price of $1380, or can be bought with a $70 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$10
Installment total = $70 + 24 × $55 = $1390. Difference = $1390 − $1380 = $10.
10. A laptop has a cash price of $755, or can be bought with a $50 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $50 + 18 × $40 = $770. Difference = $770 − $755 = $15.
11. A laptop has a cash price of $410, or can be bought with a $120 deposit plus 6 monthly payments of $50. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 6 × $50 = $420. Difference = $420 − $410 = $10.
12. A laptop has a cash price of $990, or can be bought with a $50 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$20
Installment total = $50 + 24 × $40 = $1010. Difference = $1010 − $990 = $20.

12 questions · Seed 52 · 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 $370, or can be bought with a $150 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$370 · $150 · 6 m · $45 · Deposit & monthly instalme…
2. A laptop has a cash price of $1455, or can be bought with a $70 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1455 · $70 · 24 m · $60 · Deposit & monthly instalme…
3. A laptop has a cash price of $605, or can be bought with a $80 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$605 · $80 · 12 m · $45 · Deposit & monthly instalme…
4. A laptop has a cash price of $760, or can be bought with a $20 deposit plus 12 monthly payments of $65. How much more does the installment plan cost than the cash price?
$760 · $20 · 12 m · $65 · Deposit & monthly instalme…
5. A laptop has a cash price of $1085, or can be bought with a $30 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1085 · $30 · 18 m · $60 · Deposit & monthly instalme…
6. A laptop has a cash price of $1500, or can be bought with a $100 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1500 · $100 · 24 m · $60 · Deposit & monthly instalme…
7. A laptop has a cash price of $725, or can be bought with a $90 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$725 · $90 · 12 m · $55 · Deposit & monthly instalme…
8. A laptop has a cash price of $1150, or can be bought with a $130 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$1150 · $130 · 18 m · $60 · Deposit & monthly instalme…
9. A laptop has a cash price of $1380, or can be bought with a $70 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$1380 · $70 · 24 m · $55 · Deposit & monthly instalme…
10. A laptop has a cash price of $755, or can be bought with a $50 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$755 · $50 · 18 m · $40 · Deposit & monthly instalme…
11. A laptop has a cash price of $410, or can be bought with a $120 deposit plus 6 monthly payments of $50. How much more does the installment plan cost than the cash price?
$410 · $120 · 6 m · $50 · Deposit & monthly instalme…
12. A laptop has a cash price of $990, or can be bought with a $50 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$990 · $50 · 24 m · $40 · Deposit & monthly instalme…

12 questions · Seed 52 · 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 $370, or can be bought with a $150 deposit plus 6 monthly payments of $45. How much more does the installment plan cost than the cash price?
$50
Installment total = $150 + 6 × $45 = $420. Difference = $420 − $370 = $50.
2. A laptop has a cash price of $1455, or can be bought with a $70 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$55
Installment total = $70 + 24 × $60 = $1510. Difference = $1510 − $1455 = $55.
3. A laptop has a cash price of $605, or can be bought with a $80 deposit plus 12 monthly payments of $45. How much more does the installment plan cost than the cash price?
$15
Installment total = $80 + 12 × $45 = $620. Difference = $620 − $605 = $15.
4. A laptop has a cash price of $760, or can be bought with a $20 deposit plus 12 monthly payments of $65. How much more does the installment plan cost than the cash price?
$40
Installment total = $20 + 12 × $65 = $800. Difference = $800 − $760 = $40.
5. A laptop has a cash price of $1085, or can be bought with a $30 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$25
Installment total = $30 + 18 × $60 = $1110. Difference = $1110 − $1085 = $25.
6. A laptop has a cash price of $1500, or can be bought with a $100 deposit plus 24 monthly payments of $60. How much more does the installment plan cost than the cash price?
$40
Installment total = $100 + 24 × $60 = $1540. Difference = $1540 − $1500 = $40.
7. A laptop has a cash price of $725, or can be bought with a $90 deposit plus 12 monthly payments of $55. How much more does the installment plan cost than the cash price?
$25
Installment total = $90 + 12 × $55 = $750. Difference = $750 − $725 = $25.
8. A laptop has a cash price of $1150, or can be bought with a $130 deposit plus 18 monthly payments of $60. How much more does the installment plan cost than the cash price?
$60
Installment total = $130 + 18 × $60 = $1210. Difference = $1210 − $1150 = $60.
9. A laptop has a cash price of $1380, or can be bought with a $70 deposit plus 24 monthly payments of $55. How much more does the installment plan cost than the cash price?
$10
Installment total = $70 + 24 × $55 = $1390. Difference = $1390 − $1380 = $10.
10. A laptop has a cash price of $755, or can be bought with a $50 deposit plus 18 monthly payments of $40. How much more does the installment plan cost than the cash price?
$15
Installment total = $50 + 18 × $40 = $770. Difference = $770 − $755 = $15.
11. A laptop has a cash price of $410, or can be bought with a $120 deposit plus 6 monthly payments of $50. How much more does the installment plan cost than the cash price?
$10
Installment total = $120 + 6 × $50 = $420. Difference = $420 − $410 = $10.
12. A laptop has a cash price of $990, or can be bought with a $50 deposit plus 24 monthly payments of $40. How much more does the installment plan cost than the cash price?
$20
Installment total = $50 + 24 × $40 = $1010. Difference = $1010 − $990 = $20.

12 questions · Seed 52 · Age guidance, not curriculum certification