-4.57% is the change from 831 to 793
Calculation steps:
[( 793 - 831 ) ÷ 831] x 100 = -4.57%
Formula
Percentage change = [(793 - 831) / 831] x 100
Subtract the new number by the original number
793 - 831 = -38
-38 ÷ 831 = -0.0457280385078219
-0.0457280385078219 x 100 = -4.57%