-53.44% is the change from 902 to 420
Calculation steps:
[( 420 - 902 ) ÷ 902] x 100 = -53.44%
Formula
Percentage change = [(420 - 902) / 902] x 100
Subtract the new number by the original number
420 - 902 = -482
-482 ÷ 902 = -0.5343680709534369
-0.5343680709534369 x 100 = -53.44%