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Year 8 Percentage of an Amount Worksheet — Level 2 — Answers

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Year 8 · Mathematics · Percentages

Year 8 Percentage of an Amount Worksheet — Level 2 — Answers

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1.Find 30% of 1020.

Answer: 306

  1. 30% = 0.3
  2. 0.3 × 1020 = 306
2.Find 10% of 100.

Answer: 10

  1. 10% = 0.1
  2. 0.1 × 100 = 10
3.A jacket costs $860. It is reduced by 20% in a sale. What is the sale price?

Answer: $688.00

  1. Discount: 20% of 860 = 172
  2. 860 − 172 = 688.00
  3. (Or: 80% × 860 = 688.00)
4.Mia's weekly pay of $640 increases by 20%. What is the new weekly pay?

Answer: $768.00

  1. Increase: 20% of 640 = 128
  2. 640 + 128 = 768.00
  3. (Or: 120% × 640 = 768.00)
5.Chloe's weekly pay of $180 increases by 90%. What is the new weekly pay?

Answer: $342.00

  1. Increase: 90% of 180 = 162
  2. 180 + 162 = 342.00
  3. (Or: 190% × 180 = 342.00)
6.Find 60% of 1020.

Answer: 612

  1. 60% = 0.6
  2. 0.6 × 1020 = 612
7.Aisha's weekly pay of $560 increases by 75%. What is the new weekly pay?

Answer: $980.00

  1. Increase: 75% of 560 = 420
  2. 560 + 420 = 980.00
  3. (Or: 175% × 560 = 980.00)
8.A jacket costs $140. It is reduced by 10% in a sale. What is the sale price?

Answer: $126.00

  1. Discount: 10% of 140 = 14
  2. 140 − 14 = 126.00
  3. (Or: 90% × 140 = 126.00)
9.A jacket costs $260. It is reduced by 15% in a sale. What is the sale price?

Answer: $221.00

  1. Discount: 15% of 260 = 39
  2. 260 − 39 = 221.00
  3. (Or: 85% × 260 = 221.00)
10.A jacket costs $120. It is reduced by 20% in a sale. What is the sale price?

Answer: $96.00

  1. Discount: 20% of 120 = 24
  2. 120 − 24 = 96.00
  3. (Or: 80% × 120 = 96.00)
11.Tom's weekly pay of $600 increases by 20%. What is the new weekly pay?

Answer: $720.00

  1. Increase: 20% of 600 = 120
  2. 600 + 120 = 720.00
  3. (Or: 120% × 600 = 720.00)
12.Find 20% of 780.

Answer: 156

  1. 20% = 0.2
  2. 0.2 × 780 = 156
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