-55.21% is the change from 902 to 404
Calculation steps:
[( 404 - 902 ) ÷ 902] x 100 = -55.21%
Formula
Percentage change = [(404 - 902) / 902] x 100
Subtract the new number by the original number
404 - 902 = -498
-498 ÷ 902 = -0.5521064301552107
-0.5521064301552107 x 100 = -55.21%