-31.71% is the change from 902 to 616
Calculation steps:
[( 616 - 902 ) ÷ 902] x 100 = -31.71%
Formula
Percentage change = [(616 - 902) / 902] x 100
Subtract the new number by the original number
616 - 902 = -286
-286 ÷ 902 = -0.3170731707317073
-0.3170731707317073 x 100 = -31.71%