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9th Grade Percentage of an Amount Worksheet — Level 3 — Practice Set 4 — Answers

Answer sheet with worked solutions for the 9th Grade percentages worksheet.

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Success TutoringWorksheetsAnswer sheet9th Grade · Mathematics · Percentages

9th Grade Percentage of an Amount Worksheet — Level 3 — Practice Set 4 — Answers

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1.A jacket costs $490. It is reduced by 85% in a sale. What is the sale price?

Answer: $73.50

  1. Discount: 85% of 490 = 416.5
  2. 490 − 416.5 = 73.50
  3. (Or: 15% × 490 = 73.50)
2.Tom's weekly pay of $150 increases by 22%. What is the new weekly pay?

Answer: $183.00

  1. Increase: 22% of 150 = 33
  2. 150 + 33 = 183.00
  3. (Or: 122% × 150 = 183.00)
3.Sienna's weekly pay of $60 increases by 45%. What is the new weekly pay?

Answer: $87.00

  1. Increase: 45% of 60 = 27
  2. 60 + 27 = 87.00
  3. (Or: 145% × 60 = 87.00)
4.Find 18% of 120.

Answer: 21.6

  1. 18% = 0.18
  2. 0.18 × 120 = 21.6
5.Find 4% of 130.

Answer: 5.2

  1. 4% = 0.04
  2. 0.04 × 130 = 5.2
6.Ruby's weekly pay of $280 increases by 45%. What is the new weekly pay?

Answer: $406.00

  1. Increase: 45% of 280 = 126
  2. 280 + 126 = 406.00
  3. (Or: 145% × 280 = 406.00)
7.Leo's weekly pay of $450 increases by 22%. What is the new weekly pay?

Answer: $549.00

  1. Increase: 22% of 450 = 99
  2. 450 + 99 = 549.00
  3. (Or: 122% × 450 = 549.00)
8.Find 4% of 520.

Answer: 20.8

  1. 4% = 0.04
  2. 0.04 × 520 = 20.8
9.Find 12.5% of 30.

Answer: 3.75

  1. 12.5% = 0.125
  2. 0.125 × 30 = 3.75
10.Jack's weekly pay of $240 increases by 2.5%. What is the new weekly pay?

Answer: $246.00

  1. Increase: 2.5% of 240 = 6
  2. 240 + 6 = 246.00
  3. (Or: 102.5% × 240 = 246.00)
11.Isla's weekly pay of $420 increases by 35%. What is the new weekly pay?

Answer: $567.00

  1. Increase: 35% of 420 = 147
  2. 420 + 147 = 567.00
  3. (Or: 135% × 420 = 567.00)
12.Find 18% of 570.

Answer: 102.6

  1. 18% = 0.18
  2. 0.18 × 570 = 102.6
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