-83.65% is the change from 783 to 128
Calculation steps:
[( 128 - 783 ) ÷ 783] x 100 = -83.65%
Formula
Percentage change = [(128 - 783) / 783] x 100
Subtract the new number by the original number
128 - 783 = -655
-655 ÷ 783 = -0.8365261813537676
-0.8365261813537676 x 100 = -83.65%