-70.31% is the change from 842 to 250
Calculation steps:
[( 250 - 842 ) ÷ 842] x 100 = -70.31%
Formula
Percentage change = [(250 - 842) / 842] x 100
Subtract the new number by the original number
250 - 842 = -592
-592 ÷ 842 = -0.7030878859857482
-0.7030878859857482 x 100 = -70.31%