-4.28% is the change from 888 to 850
Calculation steps:
[( 850 - 888 ) ÷ 888] x 100 = -4.28%
Formula
Percentage change = [(850 - 888) / 888] x 100
Subtract the new number by the original number
850 - 888 = -38
-38 ÷ 888 = -0.04279279279279279
-0.04279279279279279 x 100 = -4.28%