-83.51% is the change from 946 to 156
Calculation steps:
[( 156 - 946 ) ÷ 946] x 100 = -83.51%
Formula
Percentage change = [(156 - 946) / 946] x 100
Subtract the new number by the original number
156 - 946 = -790
-790 ÷ 946 = -0.8350951374207188
-0.8350951374207188 x 100 = -83.51%