1.6 Percentages

Understand that a percentage is a number of parts per 100.

express a given number as a percentage of another number

express a percentage as a fraction and as a decimal

understand the multiplicative nature of percentages as operators

solve simple percentage problems, including percentage increase and decrease

use reverse percentages In a sale, prices were reduced by 30%. The sale price of an item was £17.50 Calculate the original price of the item

use compound interest and depreciation

use repeated percentage change Calculate the total percentage increase when an increase of 30% is followed by a decrease of 20%

solve compound interest problems