63500% is the change from 1 to 636
Calculation steps:
[( 636 - 1 ) ÷ 1] x 100 = 63500%
Formula
Percentage change = [(636 - 1) / 1] x 100
Subtract the new number by the original number
636 - 1 = 635
635 ÷ 1 = 635
635 x 100 = 63500%
Example