-33.37% is the change from 902 to 601
Calculation steps:
[( 601 - 902 ) ÷ 902] x 100 = -33.37%
Formula
Percentage change = [(601 - 902) / 902] x 100
Subtract the new number by the original number
601 - 902 = -301
-301 ÷ 902 = -0.33370288248337027
-0.33370288248337027 x 100 = -33.37%