-53.95% is the change from 912 to 420
Calculation steps:
[( 420 - 912 ) ÷ 912] x 100 = -53.95%
Formula
Percentage change = [(420 - 912) / 912] x 100
Subtract the new number by the original number
420 - 912 = -492
-492 ÷ 912 = -0.5394736842105263
-0.5394736842105263 x 100 = -53.95%