-56.88% is the change from 974 to 420
Calculation steps:
[( 420 - 974 ) ÷ 974] x 100 = -56.88%
Formula
Percentage change = [(420 - 974) / 974] x 100
Subtract the new number by the original number
420 - 974 = -554
-554 ÷ 974 = -0.5687885010266941
-0.5687885010266941 x 100 = -56.88%