-78.44% is the change from 793 to 171
Calculation steps:
[( 171 - 793 ) ÷ 793] x 100 = -78.44%
Formula
Percentage change = [(171 - 793) / 793] x 100
Subtract the new number by the original number
171 - 793 = -622
-622 ÷ 793 = -0.7843631778058008
-0.7843631778058008 x 100 = -78.44%