-30.52% is the change from 888 to 617
Calculation steps:
[( 617 - 888 ) ÷ 888] x 100 = -30.52%
Formula
Percentage change = [(617 - 888) / 888] x 100
Subtract the new number by the original number
617 - 888 = -271
-271 ÷ 888 = -0.30518018018018017
-0.30518018018018017 x 100 = -30.52%