62.5% is the change from 56 to 91
Calculation steps:
[( 91 - 56 ) ÷ 56] x 100 = 62.5%
Formula
Percentage change = [(91 - 56) / 56] x 100
Subtract the new number by the original number
91 - 56 = 35
35 ÷ 56 = 0.625
0.625 x 100 = 62.5%
Example