-89.3% is the change from 776 to 83
Calculation steps:
[( 83 - 776 ) ÷ 776] x 100 = -89.3%
Formula
Percentage change = [(83 - 776) / 776] x 100
Subtract the new number by the original number
83 - 776 = -693
-693 ÷ 776 = -0.8930412371134021
-0.8930412371134021 x 100 = -89.3%