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G7 Percentages Revision

This maths worksheet contains 17 percentage calculation problems. The questions involve calculating percentages of numbers, finding percentages of totals, calculating tax amounts based on salary brackets, and comparing amounts in situations involving partial quantities by percentage. Darren is shown to be incorrect that increasing a number by 10% twice equals a 20% increase overall.

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Shaik Shaahid
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133 views8 pages

G7 Percentages Revision

This maths worksheet contains 17 percentage calculation problems. The questions involve calculating percentages of numbers, finding percentages of totals, calculating tax amounts based on salary brackets, and comparing amounts in situations involving partial quantities by percentage. Darren is shown to be incorrect that increasing a number by 10% twice equals a 20% increase overall.

Uploaded by

Shaik Shaahid
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Maths Worksheet

Topic: Percentages
Material needed: Notebook
1. Calculate 80% of 30

.........................
(2)

2. A bag of sugar contains 420g.


A special offer packet contains an extra 15%.

Work out how much extra sugar is in the special offer packet.

........................g
(2)

3. A new car is priced at £7500.


In a sale it is reduced by 20%.

Calculate the reduction in price.

£........................
(2)
4. Calculate 3% of $600

$........................
(2)

5. Mary wins £400.


She gives 50% to her mother.
Mary gives 20% to her sister.
She keeps the rest.

Work out how much each person receives.

Mother £........................

Sister £........................

Mary £........................
(3)

6. Barryʼs salary is £14 000 and he is due to get an increase of 5%.


Calculate how much this increase will be.

£........................
(2)
7. Harry wants to buy a motorbike that costs £600.
He saves 30% of his wages each month.
Each month Harry earns £400.

Calculate how many months it will take Harry to save enough money.

..........................
(3)

8. There are 20,000 fans at a football match.


12% of the fans are women.

Work out how many women attended the match.

..........................
(2)
9. Calculate 75% of 300

..........................
(2)

10. At Frome International train station, 35% of trains were late in a week.
In that week there were 440 trains.

Calculate how many trains were on time.

..........................
(3)
11. Work out 98% of 700.

..........................
(2)

12. A company is hosting a charity meal.


800 people work for the company.
It is estimated 70% of the employees will attend.
It is expected that if an employee attends, they will bring a partner.
The cost of attending the meal is £5.

How much money will be raised for charity?

£........................
(4)
13. Darren claims if he increases a number by 10% and increases his answer by
10%, that that would be an increase of 20% overall.

Show Darren is incorrect.

(3)

14. Some students sit an exam.


The pass mark is 80%.
There are 40 marks in each test.

Here are the results:

Work out fraction of the students passed the exam.

..........................
(4)
15. Work out 45% of 540.

..........................
(2)

16. Two glasses contain orange juice.


A 400ml glass is 40% full.
A 300ml glass is half full.

Which glass contains less orange juice?

..........................
(3)

17. In a country, people have to pay tax on their salary as shown.

David earns £16,000.


Calculate how much tax he pays.

£........................
(3)

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