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Year 8 Percentage of an Amount Worksheet — Level 3 — Answers

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Year 8 · Mathematics · Percentages

Year 8 Percentage of an Amount Worksheet — Level 3 — Answers

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1.Mia's weekly pay of $500 increases by 7%. What is the new weekly pay?

Answer: $535.00

  1. Increase: 7% of 500 = 35
  2. 500 + 35 = 535.00
  3. (Or: 107% × 500 = 535.00)
2.Find 18% of 90.

Answer: 16.2

  1. 18% = 0.18
  2. 0.18 × 90 = 16.2
3.Mia's weekly pay of $110 increases by 35%. What is the new weekly pay?

Answer: $148.50

  1. Increase: 35% of 110 = 38.5
  2. 110 + 38.5 = 148.50
  3. (Or: 135% × 110 = 148.50)
4.Find 12% of 470.

Answer: 56.4

  1. 12% = 0.12
  2. 0.12 × 470 = 56.4
5.A jacket costs $410. It is reduced by 15% in a sale. What is the sale price?

Answer: $348.50

  1. Discount: 15% of 410 = 61.5
  2. 410 − 61.5 = 348.50
  3. (Or: 85% × 410 = 348.50)
6.Oliver's weekly pay of $500 increases by 18%. What is the new weekly pay?

Answer: $590.00

  1. Increase: 18% of 500 = 90
  2. 500 + 90 = 590.00
  3. (Or: 118% × 500 = 590.00)
7.Mason's weekly pay of $120 increases by 12.5%. What is the new weekly pay?

Answer: $135.00

  1. Increase: 12.5% of 120 = 15
  2. 120 + 15 = 135.00
  3. (Or: 112.5% × 120 = 135.00)
8.A jacket costs $380. It is reduced by 4% in a sale. What is the sale price?

Answer: $364.80

  1. Discount: 4% of 380 = 15.2
  2. 380 − 15.2 = 364.80
  3. (Or: 96% × 380 = 364.80)
9.Find 65% of 100.

Answer: 65

  1. 65% = 0.65
  2. 0.65 × 100 = 65
10.A jacket costs $160. It is reduced by 12.5% in a sale. What is the sale price?

Answer: $140.00

  1. Discount: 12.5% of 160 = 20
  2. 160 − 20 = 140.00
  3. (Or: 87.5% × 160 = 140.00)
11.A jacket costs $110. It is reduced by 85% in a sale. What is the sale price?

Answer: $16.50

  1. Discount: 85% of 110 = 93.5
  2. 110 − 93.5 = 16.50
  3. (Or: 15% × 110 = 16.50)
12.Find 85% of 300.

Answer: 255

  1. 85% = 0.85
  2. 0.85 × 300 = 255
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