-79.79% is the change from 772 to 156
Calculation steps:
[( 156 - 772 ) ÷ 772] x 100 = -79.79%
Formula
Percentage change = [(156 - 772) / 772] x 100
Subtract the new number by the original number
156 - 772 = -616
-616 ÷ 772 = -0.7979274611398963
-0.7979274611398963 x 100 = -79.79%