75% is the change from 64 to 112
Calculation steps:
[( 112 - 64 ) ÷ 64] x 100 = 75%
Formula
Percentage change = [(112 - 64) / 64] x 100
Subtract the new number by the original number
112 - 64 = 48
48 ÷ 64 = 0.75
0.75 x 100 = 75%
Example