Percentages (AQA GCSE Maths): Quizzes

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Percentages - GCSE revision guide
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What does the term 'per cent' literally mean?

Out of 100

What is the multiplier for a 5%5\% increase?

1.051.05

What is the multiplier for a 26%26\% decrease?

0.740.74

Calculate 15%15\% of £46£46.

£6.90£6.90

What formula expresses xx as a percentage of yy?

xy×100\frac{x}{y} \times 100

What is the percentage change formula?

ChangeOriginal×100\frac{\text{Change}}{\text{Original}} \times 100

A house rises 10.5%10.5\% to £132,600£132,600. What % is this of the original?

110.5%110.5\%

What is calculated on in simple interest?

Only the original amount (principal)

Find total simple interest: £380£380 at 3%3\% per year for 5 years.

£57.00£57.00

If 80%80\% are male and 35%35\% of males are over 40, what % of males are under 40?

65%65\%

Explore AQA GCSE Maths Revision Notes by Topics

Ratios

Direct and Inverse Proportion

Percentages

Compound Growth and Decay

Unit Conversions

Speed, Density and Pressure

Explore AQA GCSE Maths Model Answers by Topics

Ratios

Direct and Inverse Proportion

Percentages

Compound Growth and Decay

Unit Conversions

Speed, Density and Pressure

Explore AQA GCSE Maths Flashcards by Topics

Ratios

Direct and Inverse Proportion

Percentages

Compound Growth and Decay

Unit Conversions

Speed, Density and Pressure

Explore AQA GCSE Maths Exam Questions by Topics

Ratios

Direct and Inverse Proportion

Percentages

Compound Growth and Decay

Unit Conversions

Speed, Density and Pressure

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