-71.29% is the change from 902 to 259
Calculation steps:
[( 259 - 902 ) ÷ 902] x 100 = -71.29%
Formula
Percentage change = [(259 - 902) / 902] x 100
Subtract the new number by the original number
259 - 902 = -643
-643 ÷ 902 = -0.7128603104212861
-0.7128603104212861 x 100 = -71.29%