-29.52% is the change from 901 to 635
Calculation steps:
[( 635 - 901 ) ÷ 901] x 100 = -29.52%
Formula
Percentage change = [(635 - 901) / 901] x 100
Subtract the new number by the original number
635 - 901 = -266
-266 ÷ 901 = -0.2952275249722531
-0.2952275249722531 x 100 = -29.52%