-89.33% is the change from 778 to 83
Calculation steps:
[( 83 - 778 ) ÷ 778] x 100 = -89.33%
Formula
Percentage change = [(83 - 778) / 778] x 100
Subtract the new number by the original number
83 - 778 = -695
-695 ÷ 778 = -0.8933161953727506
-0.8933161953727506 x 100 = -89.33%