60.58% is the change from 137 to 220
Calculation steps:
[( 220 - 137 ) ÷ 137] x 100 = 60.58%
Formula
Percentage change = [(220 - 137) / 137] x 100
Subtract the new number by the original number
220 - 137 = 83
83 ÷ 137 = 0.6058394160583942
0.6058394160583942 x 100 = 60.58%