-87.23% is the change from 783 to 100
Calculation steps:
[( 100 - 783 ) ÷ 783] x 100 = -87.23%
Formula
Percentage change = [(100 - 783) / 783] x 100
Subtract the new number by the original number
100 - 783 = -683
-683 ÷ 783 = -0.8722860791826309
-0.8722860791826309 x 100 = -87.23%