68.67% is the change from 83 to 140
Calculation steps:
[( 140 - 83 ) ÷ 83] x 100 = 68.67%
Formula
Percentage change = [(140 - 83) / 83] x 100
Subtract the new number by the original number
140 - 83 = 57
57 ÷ 83 = 0.6867469879518072
0.6867469879518072 x 100 = 68.67%