Question

70 pennies decreased by 20% is

 

 

Answer 1

56 pennies, you should find 20% of 70 to get 14 and subtract that from 70 to get you answer.

Answer 2

56 pennies.
That is,
`70*(100-20)/(100)=70*(80)/(100)=70*(4)/(5)=(4*70)/(5)=4*14=56`