-83.6% is the change from 951 to 156
Calculation steps:
[( 156 - 951 ) ÷ 951] x 100 = -83.6%
Formula
Percentage change = [(156 - 951) / 951] x 100
Subtract the new number by the original number
156 - 951 = -795
-795 ÷ 951 = -0.8359621451104101
-0.8359621451104101 x 100 = -83.6%