Question

If of a number is 56, what was the original number

Answer 1

the original number is 140
for this problem you will need to do a proportion 
40/100 = 56/x
40x = 56 * 100
40x = 5600
40x/40 = 5600/40
x = 140

hope this help with other problems

Answer 2

40%=56
100%=?
Cross multiply:100*56/40
* stands for multiplty
Your answer will be 140

Hope i helped