89.78% is the change from 137 to 260
Calculation steps:
[( 260 - 137 ) ÷ 137] x 100 = 89.78%
Formula
Percentage change = [(260 - 137) / 137] x 100
Subtract the new number by the original number
260 - 137 = 123
123 ÷ 137 = 0.8978102189781022
0.8978102189781022 x 100 = 89.78%