Reminder

• Express 46 out of 90 as %. (46 ÷ 90 then × 100)

• Increase £90 by 20% (20 ÷ 100 × 90 = 1.80 so 90 + 1.80 = £91.80)

• Decrease £65 by 15% (15 ÷ 100 × 65 = 9.75 so 65 – 9.75 = £55.25)

Research

Have a look at some savings accounts for high street banks.

What interesting words you discover?

Questions (Bronze level)

Express the following as a percentage:

a) 19 out of 25b) 16 out of 40c) 33 out of 90

Find the following percentage of amounts:

d) 10 % of 60e) 5% of 90

f) 12.5 % of 50g) 17.5 % of 105

Percentages & Interest homework Year_____ Set on ______/Due on________

LiteracyWrite other words that are the same

as :(a) Percentage increase

(b) Percentage decrease

Questions (Silver level)

Percentage increase a) Increase 75 by 12%

b) Increase 109 by 10%c) Increase 45 by 2%

d) Increase 75 by 100%

Percentage decrease e) Decrease 68 by 2%f) Decrease 78 by 5%

g) Decrease 100 by 2.5%h) Decrease 99 by 17.5 %

Questions (Gold level)a) I see the price of a handbag,

which is £49.99. The shop has a sale, 20% off. What is

the new price that I pay?

b) I want to buy an IPad, which costs £300. I have to pay tax of

17.5% on top of the normal price. How much is the new

cost of the IPad?

c) I open a savings account with Bank Maths and deposit £500. In the 1st year I receive interest of 4% then in the 2nd

year I receive interest of 1.5%. How much money have I saved by the end of the second year?

Resource created by missnmaths

Reminder

• Express 46 out of 90 as %. (46 ÷ 90 then × 100)

• Increase £90 by 20% (20 ÷ 100 × 90 = 1.80 so 90 + 1.80 = £91.80)

• Decrease £65 by 15% (15 ÷ 100 × 65 = 9.75 so 65 – 9.75 = £55.25)

Research

Have a look at some savings accounts for high street banks.

What interesting words you discover?

Questions (Bronze level)

Express the following as a percentage:

a) 19 out of 25 = 76b) 16 out of 40 = 40

c) 33 out of 90 = 36.6

Find the following percentage of amounts:

d) 10 % of 60 = 6e) 5% of 90 = 4.5

f) 12.5 % of 50 =6.25g) 17.5 % of 105 = 18.4

Percentages & Interest homework Year_____ Set on ______/Due on________

LiteracyWrite other words that are the same

as :(a) Percentage increase

(b) Percentage decrease

Questions (Silver level)

Percentage increase a) Increase 75 by 12% =84

b) Increase 109 by 10% = 119.9c) Increase 45 by 2% = 45.9

d) Increase 75 by 100% = 150

Percentage decrease e) Decrease 68 by 2% = 66.64f) Decrease 78 by 5% =74.1

g) Decrease 100 by 2.5% = 97.5h) Decrease 99 by 17.5 % = 81.7

Questions (Gold level)a) I see the price of a handbag,

which is £49.99. The shop has a sale, 20% off. What is

the new price that I pay? £39.99

b) I want to buy an IPad, which costs £300. I have to pay tax of

17.5% on top of the normal price. How much is the new cost of the IPad? =352.50

c) I open a savings account with Bank Maths and deposit £500. In the 1st year I receive interest of 4% then in the 2nd

year I receive interest of 1.5%. How much money have I saved by the end of the second year?

= £527.80

Resource created by missnmaths