-98.71% is the change from 773 to 10
Calculation steps:
[( 10 - 773 ) ÷ 773] x 100 = -98.71%
Formula
Percentage change = [(10 - 773) / 773] x 100
Subtract the new number by the original number
10 - 773 = -763
-763 ÷ 773 = -0.9870633893919794
-0.9870633893919794 x 100 = -98.71%