-85.18% is the change from 958 to 142
Calculation steps:
[( 142 - 958 ) ÷ 958] x 100 = -85.18%
Formula
Percentage change = [(142 - 958) / 958] x 100
Subtract the new number by the original number
142 - 958 = -816
-816 ÷ 958 = -0.8517745302713987
-0.8517745302713987 x 100 = -85.18%