150% is the change from 56 to 140
Calculation steps:
[( 140 - 56 ) ÷ 56] x 100 = 150%
Formula
Percentage change = [(140 - 56) / 56] x 100
Subtract the new number by the original number
140 - 56 = 84
84 ÷ 56 = 1.5
1.5 x 100 = 150%
Example