-83.67% is the change from 784 to 128
Calculation steps:
[( 128 - 784 ) ÷ 784] x 100 = -83.67%
Formula
Percentage change = [(128 - 784) / 784] x 100
Subtract the new number by the original number
128 - 784 = -656
-656 ÷ 784 = -0.8367346938775511
-0.8367346938775511 x 100 = -83.67%