-35.59% is the change from 902 to 581
Calculation steps:
[( 581 - 902 ) ÷ 902] x 100 = -35.59%
Formula
Percentage change = [(581 - 902) / 902] x 100
Subtract the new number by the original number
581 - 902 = -321
-321 ÷ 902 = -0.3558758314855876
-0.3558758314855876 x 100 = -35.59%