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Year 7 Percentage of an Amount Worksheet — Level 3 — Answers

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Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Percentages

Year 7 Percentage of an Amount Worksheet — Level 3 — Answers

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1.Find 18% of 90.

Answer: 16.2

  1. 18% = 0.18
  2. 0.18 × 90 = 16.2
2.Oliver's weekly pay of $250 increases by 65%. What is the new weekly pay?

Answer: $412.50

  1. Increase: 65% of 250 = 162.5
  2. 250 + 162.5 = 412.50
  3. (Or: 165% × 250 = 412.50)
3.A jacket costs $130. It is reduced by 22% in a sale. What is the sale price?

Answer: $101.40

  1. Discount: 22% of 130 = 28.6
  2. 130 − 28.6 = 101.40
  3. (Or: 78% × 130 = 101.40)
4.Ethan's weekly pay of $190 increases by 12%. What is the new weekly pay?

Answer: $212.80

  1. Increase: 12% of 190 = 22.8
  2. 190 + 22.8 = 212.80
  3. (Or: 112% × 190 = 212.80)
5.Find 45% of 560.

Answer: 252

  1. 45% = 0.45
  2. 0.45 × 560 = 252
6.A jacket costs $590. It is reduced by 4% in a sale. What is the sale price?

Answer: $566.40

  1. Discount: 4% of 590 = 23.6
  2. 590 − 23.6 = 566.40
  3. (Or: 96% × 590 = 566.40)
7.A jacket costs $270. It is reduced by 12.5% in a sale. What is the sale price?

Answer: $236.25

  1. Discount: 12.5% of 270 = 33.75
  2. 270 − 33.75 = 236.25
  3. (Or: 87.5% × 270 = 236.25)
8.A jacket costs $560. It is reduced by 12% in a sale. What is the sale price?

Answer: $492.80

  1. Discount: 12% of 560 = 67.2
  2. 560 − 67.2 = 492.80
  3. (Or: 88% × 560 = 492.80)
9.Isla's weekly pay of $440 increases by 85%. What is the new weekly pay?

Answer: $814.00

  1. Increase: 85% of 440 = 374
  2. 440 + 374 = 814.00
  3. (Or: 185% × 440 = 814.00)
10.A jacket costs $430. It is reduced by 4% in a sale. What is the sale price?

Answer: $412.80

  1. Discount: 4% of 430 = 17.2
  2. 430 − 17.2 = 412.80
  3. (Or: 96% × 430 = 412.80)
11.A jacket costs $300. It is reduced by 15% in a sale. What is the sale price?

Answer: $255.00

  1. Discount: 15% of 300 = 45
  2. 300 − 45 = 255.00
  3. (Or: 85% × 300 = 255.00)
12.A jacket costs $150. It is reduced by 18% in a sale. What is the sale price?

Answer: $123.00

  1. Discount: 18% of 150 = 27
  2. 150 − 27 = 123.00
  3. (Or: 82% × 150 = 123.00)
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