-22.94% is the change from 824 to 635
Calculation steps:
[( 635 - 824 ) ÷ 824] x 100 = -22.94%
Formula
Percentage change = [(635 - 824) / 824] x 100
Subtract the new number by the original number
635 - 824 = -189
-189 ÷ 824 = -0.22936893203883496
-0.22936893203883496 x 100 = -22.94%