-79.21% is the change from 784 to 163
Calculation steps:
[( 163 - 784 ) ÷ 784] x 100 = -79.21%
Formula
Percentage change = [(163 - 784) / 784] x 100
Subtract the new number by the original number
163 - 784 = -621
-621 ÷ 784 = -0.7920918367346939
-0.7920918367346939 x 100 = -79.21%