Question

A number is increased by 30%. Explain how you can find the new amount without first calculating the American unit of increase

Answer 1

Solutions 

We know that 100% is gonna be the original price. It says that 30% is increased so 100% + 30% = new number. 

100% + 30% = 130% 

The new amount is 130% of old amount. 

Answer 2

100%=orignal
increase by 30%
100%+30%=130%

the nwe amount is 130% of old amount
aka old times 1.3=new amount