62.96% is the change from 135 to 220
Calculation steps:
[( 220 - 135 ) ÷ 135] x 100 = 62.96%
Formula
Percentage change = [(220 - 135) / 135] x 100
Subtract the new number by the original number
220 - 135 = 85
85 ÷ 135 = 0.6296296296296297
0.6296296296296297 x 100 = 62.96%