-98.67% is the change from 903 to 12
Calculation steps:
[( 12 - 903 ) ÷ 903] x 100 = -98.67%
Formula
Percentage change = [(12 - 903) / 903] x 100
Subtract the new number by the original number
12 - 903 = -891
-891 ÷ 903 = -0.9867109634551495
-0.9867109634551495 x 100 = -98.67%