-88.54% is the change from 672 to 77
Calculation steps:
[( 77 - 672 ) ÷ 672] x 100 = -88.54%
Formula
Percentage change = [(77 - 672) / 672] x 100
Subtract the new number by the original number
77 - 672 = -595
-595 ÷ 672 = -0.8854166666666666
-0.8854166666666666 x 100 = -88.54%