1. 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) 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 b)16 out of 40 c)33 out of 90 Find the following percentage of amounts: a)10 % of 60 b)5% of 90 c)12.5 % of 50 d)17.5 % of 105 Percentages & Interest homework Year_____ Set on ______/Due on________ Literacy Write other words that are the same as : (a)Percentage increase (a)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 a)Decrease 68 by 2% b)Decrease 78 by 5% c)Decrease 100 by 2.5% d)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 1 st year I receive interest of 4% then in the 2 nd year I receive interest of 1.5%. How much money have I saved by the end of the second year? Resource created by missnmaths

3. 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) 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 = 76 b)16 out of 40 = 40 c)33 out of 90 = 36.6 Find the following percentage of amounts: a)10 % of 60 = 6 b)5% of 90 = 4.5 c)12.5 % of 50 =6.25 d)17.5 % of 105 = 18.4 Percentages & Interest homework Year_____ Set on ______/Due on________ Literacy Write other words that are the same as : (a)Percentage increase (a)Percentage decrease Questions (Silver level) Percentage increase a)Increase 75 by 12% =84 b)Increase 109 by 10% = 119.9 c)Increase 45 by 2% = 45.9 d)Increase 75 by 100% = 150 Percentage decrease a)Decrease 68 by 2% = 66.64 b)Decrease 78 by 5% =74.1 c)Decrease 100 by 2.5% = 97.5 d)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 1 st year I receive interest of 4% then in the 2 nd 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