Mastering Reverse Percentages
Mathematics
Grade 7
1 questions
~2 mins
0 views0 downloads
About This Worksheet
A worksheet covering Reverse Percentages for Grade 7 students. It introduces the concept and provides practice to develop understanding and problem-solving skills.
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Mastering Reverse Percentages
Subject: MathematicsGrade: Grade 7
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Date:
Untitled Worksheet
Grade Grade 7
A
Introduction
Read the explanation below to understand the key concept.
1.
When a number is increased by a certain percentage and then decreased back by the same percentage, the original number is not necessarily recovered. Reverse percentages help us find the original amount when a percentage of it is given.
[2 marks]B
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
If 30 is 60% of a number, what is the original number?
[2 marks]2.
A shirt costs $84 after a 20% discount. What was the original price?
[3 marks]3.
A student scored 45 marks which is 75% of the total marks. Find the total marks.
[2 marks]4.
A laptop was sold for $680 after a 10% reduction. Find its original price.
[3 marks]5.
If a number is decreased by 25% and the result is 75, what was the original number?
[2 marks]6.
A car's value drops by 15% annually. If its current value is $17,000, what was its value last year?
[3 marks]7.
A product was marked at $200. After a 25% discount, what is the selling price?
[2 marks]8.
A mobile phone is sold for $540 after a 10% profit. Find the cost price.
[3 marks]9.
A jacket was originally priced at $80. During a sale, it was sold for $64. What percentage discount was given?
[2 marks]10.
A store owner finds that when he reduces the price by 20%, he sells 30 more items than before. If the original price was $50 per item, what is the new price after the reduction?
[4 marks]11.
A factory produces 1200 units a month. Due to a 10% increase in production, how many units will they produce now?
[3 marks]Quick Actions
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Details
- Created
- 12/30/2025
- Updated
- 12/30/2025
- Type
- worksheet