8th Grade Percentage of an Amount Worksheet — Level 2 — Answers
Answer sheet with worked solutions for the 8th Grade percentages worksheet.
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1.Find 30% of 220.
Answer: 66
- 30% = 0.3
- 0.3 × 220 = 66
2.Find 20% of 720.
Answer: 144
- 20% = 0.2
- 0.2 × 720 = 144
3.Leo's weekly pay of $40 increases by 15%. What is the new weekly pay?
Answer: $46.00
- Increase: 15% of 40 = 6
- 40 + 6 = 46.00
- (Or: 115% × 40 = 46.00)
4.Tom's weekly pay of $540 increases by 5%. What is the new weekly pay?
Answer: $567.00
- Increase: 5% of 540 = 27
- 540 + 27 = 567.00
- (Or: 105% × 540 = 567.00)
5.Find 40% of 540.
Answer: 216
- 40% = 0.4
- 0.4 × 540 = 216
6.A jacket costs $780. It is reduced by 90% in a sale. What is the sale price?
Answer: $78.00
- Discount: 90% of 780 = 702
- 780 − 702 = 78.00
- (Or: 10% × 780 = 78.00)
7.Aisha's weekly pay of $380 increases by 40%. What is the new weekly pay?
Answer: $532.00
- Increase: 40% of 380 = 152
- 380 + 152 = 532.00
- (Or: 140% × 380 = 532.00)
8.A jacket costs $220. It is reduced by 30% in a sale. What is the sale price?
Answer: $154.00
- Discount: 30% of 220 = 66
- 220 − 66 = 154.00
- (Or: 70% × 220 = 154.00)
9.Find 30% of 1100.
Answer: 330
- 30% = 0.3
- 0.3 × 1100 = 330
10.Find 20% of 980.
Answer: 196
- 20% = 0.2
- 0.2 × 980 = 196
11.A jacket costs $980. It is reduced by 90% in a sale. What is the sale price?
Answer: $98.00
- Discount: 90% of 980 = 882
- 980 − 882 = 98.00
- (Or: 10% × 980 = 98.00)
12.Find 90% of 340.
Answer: 306
- 90% = 0.9
- 0.9 × 340 = 306
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