Percentages

Question 1

Find 5% of £130

Answer 1

10% of £130 = £13
(divide by 10 to find 10%)
Hence 5% = £6.50
(half 10% to find 5%)

Question 2

A shop is offering 20% discount today. A coat would normally cost £90. Today it costs?

Answer 2

10% of £90 = £9
20% of £90 = £18
£90 - £18 = £72

Question 3

Convert 35% to a fraction

Answer 3

35% = 35/100 (÷5) = 7/20

Question 4

If £320 is invested at 15% interest p.a. How much will it be worth after 1 year?

Answer 4

15% of £320 = 320 ÷ 100 x 15 = £48

In 1 year £320 + £48 = £368