 Hong Kong
Stage 1 - Stage 3

# Repeated Percentage Change

## Interactive practice questions

A dinner table selling for $\$1000$$1000 is discounted successively at 5%5% and 6%6%. a What is the price of the dinner table after the first discount? b What is the price of the dinner table after the second discount? Write your answer to the nearest cent. c What is the discounted sales price, if the discount is 5%+6%=11%5%+6%=11%? d Is a single discount of 11%11% equal to successive discounts of 5%5% and 6%6%? Yes A No B e We can combine successive discounts by multiplying the percentage changes together to determine the total discount rate. Find the total discount rate, xx, of the successive discounts of 5%5% and 6%6%. Give your answer as a percentage to two decimal places. Enter each line of working as an equation. Easy Approx 7 minutes A PC originally sells at 4700. After discounting, a clothes dryer sold for \855$$855. Calculate the original price, to the nearest cent, if the discount was: