-97.43% is the change from 857 to 22
Calculation steps:
[( 22 - 857 ) ÷ 857] x 100 = -97.43%
Formula
Percentage change = [(22 - 857) / 857] x 100
Subtract the new number by the original number
22 - 857 = -835
-835 ÷ 857 = -0.9743290548424738
-0.9743290548424738 x 100 = -97.43%