-81.5% is the change from 692 to 128
Calculation steps:
[( 128 - 692 ) ÷ 692] x 100 = -81.5%
Formula
Percentage change = [(128 - 692) / 692] x 100
Subtract the new number by the original number
128 - 692 = -564
-564 ÷ 692 = -0.815028901734104
-0.815028901734104 x 100 = -81.5%