137.93% is the change from 261 to 621
Calculation steps:
[( 621 - 261 ) ÷ 261] x 100 = 137.93%
Formula
Percentage change = [(621 - 261) / 261] x 100
Subtract the new number by the original number
621 - 261 = 360
360 ÷ 261 = 1.3793103448275863
1.3793103448275863 x 100 = 137.93%