91.43% is the change from 140 to 268
Calculation steps:
[( 268 - 140 ) ÷ 140] x 100 = 91.43%
Formula
Percentage change = [(268 - 140) / 140] x 100
Subtract the new number by the original number
268 - 140 = 128
128 ÷ 140 = 0.9142857142857143
0.9142857142857143 x 100 = 91.43%