-55.04% is the change from 903 to 406
Calculation steps:
[( 406 - 903 ) ÷ 903] x 100 = -55.04%
Formula
Percentage change = [(406 - 903) / 903] x 100
Subtract the new number by the original number
406 - 903 = -497
-497 ÷ 903 = -0.5503875968992248
-0.5503875968992248 x 100 = -55.04%