-94.98% is the change from 857 to 43
Calculation steps:
[( 43 - 857 ) ÷ 857] x 100 = -94.98%
Formula
Percentage change = [(43 - 857) / 857] x 100
Subtract the new number by the original number
43 - 857 = -814
-814 ÷ 857 = -0.9498249708284714
-0.9498249708284714 x 100 = -94.98%