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Year 7 Percentage of an Amount Worksheet — Level 2 — Practice Set 4 — Answers

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Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Percentages

Year 7 Percentage of an Amount Worksheet — Level 2 — Practice Set 4 — Answers

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1.Aisha's weekly pay of $1100 increases by 60%. What is the new weekly pay?

Answer: $1760.00

  1. Increase: 60% of 1100 = 660
  2. 1100 + 660 = 1760.00
  3. (Or: 160% × 1100 = 1760.00)
2.Find 5% of 420.

Answer: 21

  1. 5% = 0.05
  2. 0.05 × 420 = 21
3.Find 25% of 180.

Answer: 45

  1. 25% = 0.25
  2. 0.25 × 180 = 45
4.A jacket costs $680. It is reduced by 30% in a sale. What is the sale price?

Answer: $476.00

  1. Discount: 30% of 680 = 204
  2. 680 − 204 = 476.00
  3. (Or: 70% × 680 = 476.00)
5.Mia's weekly pay of $940 increases by 75%. What is the new weekly pay?

Answer: $1645.00

  1. Increase: 75% of 940 = 705
  2. 940 + 705 = 1645.00
  3. (Or: 175% × 940 = 1645.00)
6.A jacket costs $380. It is reduced by 90% in a sale. What is the sale price?

Answer: $38.00

  1. Discount: 90% of 380 = 342
  2. 380 − 342 = 38.00
  3. (Or: 10% × 380 = 38.00)
7.Jack's weekly pay of $340 increases by 25%. What is the new weekly pay?

Answer: $425.00

  1. Increase: 25% of 340 = 85
  2. 340 + 85 = 425.00
  3. (Or: 125% × 340 = 425.00)
8.A jacket costs $1100. It is reduced by 75% in a sale. What is the sale price?

Answer: $275.00

  1. Discount: 75% of 1100 = 825
  2. 1100 − 825 = 275.00
  3. (Or: 25% × 1100 = 275.00)
9.Find 10% of 1140.

Answer: 114

  1. 10% = 0.1
  2. 0.1 × 1140 = 114
10.Noah's weekly pay of $460 increases by 40%. What is the new weekly pay?

Answer: $644.00

  1. Increase: 40% of 460 = 184
  2. 460 + 184 = 644.00
  3. (Or: 140% × 460 = 644.00)
11.Leo's weekly pay of $60 increases by 75%. What is the new weekly pay?

Answer: $105.00

  1. Increase: 75% of 60 = 45
  2. 60 + 45 = 105.00
  3. (Or: 175% × 60 = 105.00)
12.Sienna's weekly pay of $240 increases by 5%. What is the new weekly pay?

Answer: $252.00

  1. Increase: 5% of 240 = 12
  2. 240 + 12 = 252.00
  3. (Or: 105% × 240 = 252.00)
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