-99.56% is the change from 912 to 4
Calculation steps:
[( 4 - 912 ) ÷ 912] x 100 = -99.56%
Formula
Percentage change = [(4 - 912) / 912] x 100
Subtract the new number by the original number
4 - 912 = -908
-908 ÷ 912 = -0.9956140350877193
-0.9956140350877193 x 100 = -99.56%