401.57% is the change from 127 to 637
Calculation steps:
[( 637 - 127 ) ÷ 127] x 100 = 401.57%
Formula
Percentage change = [(637 - 127) / 127] x 100
Subtract the new number by the original number
637 - 127 = 510
510 ÷ 127 = 4.015748031496063
4.015748031496063 x 100 = 401.57%