-20.92% is the change from 803 to 635
Calculation steps:
[( 635 - 803 ) ÷ 803] x 100 = -20.92%
Formula
Percentage change = [(635 - 803) / 803] x 100
Subtract the new number by the original number
635 - 803 = -168
-168 ÷ 803 = -0.20921544209215442
-0.20921544209215442 x 100 = -20.92%