85.71% is the change from 140 to 260
Calculation steps:
[( 260 - 140 ) ÷ 140] x 100 = 85.71%
Formula
Percentage change = [(260 - 140) / 140] x 100
Subtract the new number by the original number
260 - 140 = 120
120 ÷ 140 = 0.8571428571428571
0.8571428571428571 x 100 = 85.71%