-89.14% is the change from 709 to 77
Calculation steps:
[( 77 - 709 ) ÷ 709] x 100 = -89.14%
Formula
Percentage change = [(77 - 709) / 709] x 100
Subtract the new number by the original number
77 - 709 = -632
-632 ÷ 709 = -0.8913963328631875
-0.8913963328631875 x 100 = -89.14%