-43.53% is the change from 974 to 550
Calculation steps:
[( 550 - 974 ) ÷ 974] x 100 = -43.53%
Formula
Percentage change = [(550 - 974) / 974] x 100
Subtract the new number by the original number
550 - 974 = -424
-424 ÷ 974 = -0.4353182751540041
-0.4353182751540041 x 100 = -43.53%