71.97% is the change from 157 to 270
Calculation steps:
[( 270 - 157 ) ÷ 157] x 100 = 71.97%
Formula
Percentage change = [(270 - 157) / 157] x 100
Subtract the new number by the original number
270 - 157 = 113
113 ÷ 157 = 0.7197452229299363
0.7197452229299363 x 100 = 71.97%