-56.51% is the change from 975 to 424
Calculation steps:
[( 424 - 975 ) ÷ 975] x 100 = -56.51%
Formula
Percentage change = [(424 - 975) / 975] x 100
Subtract the new number by the original number
424 - 975 = -551
-551 ÷ 975 = -0.5651282051282052
-0.5651282051282052 x 100 = -56.51%