PERCENTAGE INCREASE AND DECREASE SHEET 3 - UK VERSION - Answers

Oct 22, 2026

A worksheet of percentage increase and decrease problems focused on finding final amounts after applying given percentage changes. It includes 15 calculation questions across money, weight, length, capacity, distance, and time, with both “working out” and final answer steps. The answer section provides intermediate calculations like percent of the original value and the resulting addition or subtraction to reach the final quantities.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Questions

Working out and answers

PERCENTAGE INCREASE AND DECREASE SHEET 3 UK VERSION Find the final amounts after the percentage increase or decrease. | Working out | | | --- | --- | | 1) | Increase £1500 by 35% | | 2) | Decrease £840 by 15% | | 3) | Increase 820 kg by 70% | | 4) | Decrease 52 cm by 25% | | 5) | Increase 72 gallons by 12% | | 6) | Increase 120 miles by 36% | | 7) | Decrease 82 metres by 15% | | 8) | Decrease £7000 by 28% | | 9) | Increase 120 cm by 32% | | 10) | Decrease 180 kg by 14% | | 11) | Increase 130 seconds by 22% | | 12) | Decrease 320 minutes by 65% | | 13) | Increase 76 miles by 86% | | 14) | Decrease £12,000 by 72% | | 15) | Increase £9,000 by 43% | PERCENTAGE INCREASE AND DECREASE SHEET 3 ANSWERS UK VERSION | Working out | | | | --- | --- | --- | | 1) | Increase £1500 by 35% | 35% of 1500 = 525
Answer: £1500 + £525 = £2025 | | 2) | Decrease £840 by 15% | 15% of 840 = 126
Answer: £840- £126 = £714 | | 3) | Increase 820 kg by 70% | 70% of 820 = 574
Answer: 820 + 574 = 1394 kg | | 4) | Decrease 52 cm by 25% | 25% of 52 = ¼ of 52= 13
Answer: 52 – 13 = 39 inches | | 5) | Increase 72 gallons by 12% | 12% of 72 = 8.64
Answer: 72 + 8.64 = 80.64 gallons | | 6) | Increase 120 miles by 36% | 36% of 120 = 43.2
Answer: 120 + 43.2 = 163.2 miles | | 7) | Decrease 82 metres by 15% | 15% of 82 = 12.3
Answer: 82 – 12.3 = 69.7 m | | 8) | Decrease £7000 by 28% | 28% of 7000 = 1960
Answer: £7000- £1960 = £5040 | | 9) | Increase 120 cm by 32% | 32% of 120 = 38.4
Answer: 120 + 38.4 = 158.4 cm | | 10) | Decrease 180 kg by 14% | 14% of 180 = 25.2
Answer: 180 – 25.2 = 154.8 lb | | 11) | Increase 130 seconds by 22% | 22% of 130 = 28.6
Answer: 130 + 28.6 = 158.6 seconds | | 12) | Decrease 320 minutes by 65% | 100% -65% = 35%
35% of 320 = 112.
Answer: 112 minutes | | 13) | Increase 75 miles by 86% | 86% of 75 = 64.5
Answer: 76 + 64.5 = 139.5 miles | | 14) | Decrease £12,000 by 72% | 72% of 12000 = 8640
Answer: £12000- £8640 = £3360 | | 15) | Increase £9,000 by 43% | 43% of 9000 = 3870
Answer: £9000 + £3870 = £12,870 |

FAQs

What units are used in the problems?

The questions use UK currency and a mix of units such as kg, metres, cm, gallons, miles, seconds, and minutes.

Oct 22, 2026

Uploaded by Mafia Boss