-77.85% is the change from 727 to 161
Calculation steps:
[( 161 - 727 ) ÷ 727] x 100 = -77.85%
Formula
Percentage change = [(161 - 727) / 727] x 100
Subtract the new number by the original number
161 - 727 = -566
-566 ÷ 727 = -0.7785419532324622
-0.7785419532324622 x 100 = -77.85%