71.79% is the change from 156 to 268
Calculation steps:
[( 268 - 156 ) ÷ 156] x 100 = 71.79%
Formula
Percentage change = [(268 - 156) / 156] x 100
Subtract the new number by the original number
268 - 156 = 112
112 ÷ 156 = 0.717948717948718
0.717948717948718 x 100 = 71.79%