Year 8 Percentage Increase and Decrease Worksheet — Level 2 — Answers
Answer sheet with worked solutions for the Year 8 percentages worksheet.
Success TutoringWorksheetsAnswer sheetYear 8 · Mathematics · PercentagesYear 8 Percentage Increase and Decrease Worksheet — Level 2 — Answers
Percentage change = change ÷ original amount × 100. Always divide by the original amount.
1.A price changes from $640 to $1120. Find the percentage increase.
Answer: 75%
- Change = 1120 − 640 = 480
- 480 ÷ 640 × 100 = 75%
2.A price changes from $200 to $240. Find the percentage increase.
Answer: 20%
- Change = 240 − 200 = 40
- 40 ÷ 200 × 100 = 20%
3.A price changes from $520 to $494. Find the percentage decrease.
Answer: 5%
- Change = 520 − 494 = 26
- 26 ÷ 520 × 100 = 5%
4.A price changes from $540 to $135. Find the percentage decrease.
Answer: 75%
- Change = 540 − 135 = 405
- 405 ÷ 540 × 100 = 75%
5.A price changes from $500 to $425. Find the percentage decrease.
Answer: 15%
- Change = 500 − 425 = 75
- 75 ÷ 500 × 100 = 15%
6.A price changes from $720 to $540. Find the percentage decrease.
Answer: 25%
- Change = 720 − 540 = 180
- 180 ÷ 720 × 100 = 25%
7.A price changes from $460 to $322. Find the percentage decrease.
Answer: 30%
- Change = 460 − 322 = 138
- 138 ÷ 460 × 100 = 30%
8.A price changes from $660 to $396. Find the percentage decrease.
Answer: 40%
- Change = 660 − 396 = 264
- 264 ÷ 660 × 100 = 40%
9.A price changes from $700 to $784. Find the percentage increase.
Answer: 12%
- Change = 784 − 700 = 84
- 84 ÷ 700 × 100 = 12%
10.A price changes from $580 to $493. Find the percentage decrease.
Answer: 15%
- Change = 580 − 493 = 87
- 87 ÷ 580 × 100 = 15%
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