50% is the change from 112 to 168
Calculation steps:
[( 168 - 112 ) ÷ 112] x 100 = 50%
Formula
Percentage change = [(168 - 112) / 112] x 100
Subtract the new number by the original number
168 - 112 = 56
56 ÷ 112 = 0.5
0.5 x 100 = 50%
Example