-20.43% is the change from 793 to 631
Calculation steps:
[( 631 - 793 ) ÷ 793] x 100 = -20.43%
Formula
Percentage change = [(631 - 793) / 793] x 100
Subtract the new number by the original number
631 - 793 = -162
-162 ÷ 793 = -0.2042875157629256
-0.2042875157629256 x 100 = -20.43%