-54.99% is the change from 902 to 406
Calculation steps:
[( 406 - 902 ) ÷ 902] x 100 = -54.99%
Formula
Percentage change = [(406 - 902) / 902] x 100
Subtract the new number by the original number
406 - 902 = -496
-496 ÷ 902 = -0.549889135254989
-0.549889135254989 x 100 = -54.99%