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7th Grade Percentage of an Amount Worksheet — Level 3 — Answers

Answer sheet with worked solutions for the 7th Grade percentages worksheet.

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Success TutoringWorksheetsAnswer sheet7th Grade · Mathematics · Percentages

7th Grade Percentage of an Amount Worksheet — Level 3 — Answers

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1.Find 35% of 230.

Answer: 80.5

  1. 35% = 0.35
  2. 0.35 × 230 = 80.5
2.A jacket costs $190. It is reduced by 15% in a sale. What is the sale price?

Answer: $161.50

  1. Discount: 15% of 190 = 28.5
  2. 190 − 28.5 = 161.50
  3. (Or: 85% × 190 = 161.50)
3.Amelia's weekly pay of $570 increases by 85%. What is the new weekly pay?

Answer: $1054.50

  1. Increase: 85% of 570 = 484.5
  2. 570 + 484.5 = 1054.50
  3. (Or: 185% × 570 = 1054.50)
4.Aisha's weekly pay of $120 increases by 35%. What is the new weekly pay?

Answer: $162.00

  1. Increase: 35% of 120 = 42
  2. 120 + 42 = 162.00
  3. (Or: 135% × 120 = 162.00)
5.Jack's weekly pay of $400 increases by 35%. What is the new weekly pay?

Answer: $540.00

  1. Increase: 35% of 400 = 140
  2. 400 + 140 = 540.00
  3. (Or: 135% × 400 = 540.00)
6.Emma's weekly pay of $250 increases by 15%. What is the new weekly pay?

Answer: $287.50

  1. Increase: 15% of 250 = 37.5
  2. 250 + 37.5 = 287.50
  3. (Or: 115% × 250 = 287.50)
7.Ruby's weekly pay of $220 increases by 12.5%. What is the new weekly pay?

Answer: $247.50

  1. Increase: 12.5% of 220 = 27.5
  2. 220 + 27.5 = 247.50
  3. (Or: 112.5% × 220 = 247.50)
8.Find 18% of 190.

Answer: 34.2

  1. 18% = 0.18
  2. 0.18 × 190 = 34.2
9.Find 7% of 220.

Answer: 15.4

  1. 7% = 0.07
  2. 0.07 × 220 = 15.4
10.A jacket costs $100. It is reduced by 35% in a sale. What is the sale price?

Answer: $65.00

  1. Discount: 35% of 100 = 35
  2. 100 − 35 = 65.00
  3. (Or: 65% × 100 = 65.00)
11.Find 2.5% of 440.

Answer: 11

  1. 2.5% = 0.025
  2. 0.025 × 440 = 11
12.A jacket costs $80. It is reduced by 7% in a sale. What is the sale price?

Answer: $74.40

  1. Discount: 7% of 80 = 5.6
  2. 80 − 5.6 = 74.40
  3. (Or: 93% × 80 = 74.40)
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