-84.18% is the change from 847 to 134
Calculation steps:
[( 134 - 847 ) ÷ 847] x 100 = -84.18%
Formula
Percentage change = [(134 - 847) / 847] x 100
Subtract the new number by the original number
134 - 847 = -713
-713 ÷ 847 = -0.8417945690672963
-0.8417945690672963 x 100 = -84.18%