15775% is the change from 4 to 635
Calculation steps:
[( 635 - 4 ) ÷ 4] x 100 = 15775%
Formula
Percentage change = [(635 - 4) / 4] x 100
Subtract the new number by the original number
635 - 4 = 631
631 ÷ 4 = 157.75
157.75 x 100 = 15775%
Example