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Year 9 Percentage of an Amount Worksheet — Level 3 — Answers

Answer sheet with worked solutions for the Year 9 percentages worksheet.

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Success TutoringWorksheetsAnswer sheetYear 9 · Mathematics · Percentages

Year 9 Percentage of an Amount Worksheet — Level 3 — Answers

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1.Find 12.5% of 180.

Answer: 22.5

  1. 12.5% = 0.125
  2. 0.125 × 180 = 22.5
2.Find 18% of 180.

Answer: 32.4

  1. 18% = 0.18
  2. 0.18 × 180 = 32.4
3.Harper's weekly pay of $40 increases by 85%. What is the new weekly pay?

Answer: $74.00

  1. Increase: 85% of 40 = 34
  2. 40 + 34 = 74.00
  3. (Or: 185% × 40 = 74.00)
4.Layla's weekly pay of $200 increases by 45%. What is the new weekly pay?

Answer: $290.00

  1. Increase: 45% of 200 = 90
  2. 200 + 90 = 290.00
  3. (Or: 145% × 200 = 290.00)
5.A jacket costs $110. It is reduced by 35% in a sale. What is the sale price?

Answer: $71.50

  1. Discount: 35% of 110 = 38.5
  2. 110 − 38.5 = 71.50
  3. (Or: 65% × 110 = 71.50)
6.Mason's weekly pay of $200 increases by 45%. What is the new weekly pay?

Answer: $290.00

  1. Increase: 45% of 200 = 90
  2. 200 + 90 = 290.00
  3. (Or: 145% × 200 = 290.00)
7.Find 85% of 190.

Answer: 161.5

  1. 85% = 0.85
  2. 0.85 × 190 = 161.5
8.Ruby's weekly pay of $560 increases by 15%. What is the new weekly pay?

Answer: $644.00

  1. Increase: 15% of 560 = 84
  2. 560 + 84 = 644.00
  3. (Or: 115% × 560 = 644.00)
9.A jacket costs $240. It is reduced by 12.5% in a sale. What is the sale price?

Answer: $210.00

  1. Discount: 12.5% of 240 = 30
  2. 240 − 30 = 210.00
  3. (Or: 87.5% × 240 = 210.00)
10.Find 65% of 310.

Answer: 201.5

  1. 65% = 0.65
  2. 0.65 × 310 = 201.5
11.Olivia's weekly pay of $300 increases by 4%. What is the new weekly pay?

Answer: $312.00

  1. Increase: 4% of 300 = 12
  2. 300 + 12 = 312.00
  3. (Or: 104% × 300 = 312.00)
12.Mia's weekly pay of $480 increases by 15%. What is the new weekly pay?

Answer: $552.00

  1. Increase: 15% of 480 = 72
  2. 480 + 72 = 552.00
  3. (Or: 115% × 480 = 552.00)
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