-84.48% is the change from 857 to 133
Calculation steps:
[( 133 - 857 ) ÷ 857] x 100 = -84.48%
Formula
Percentage change = [(133 - 857) / 857] x 100
Subtract the new number by the original number
133 - 857 = -724
-724 ÷ 857 = -0.8448074679113186
-0.8448074679113186 x 100 = -84.48%