-53.69% is the change from 907 to 420
Calculation steps:
[( 420 - 907 ) ÷ 907] x 100 = -53.69%
Formula
Percentage change = [(420 - 907) / 907] x 100
Subtract the new number by the original number
420 - 907 = -487
-487 ÷ 907 = -0.5369349503858876
-0.5369349503858876 x 100 = -53.69%