-40.04% is the change from 974 to 584
Calculation steps:
[( 584 - 974 ) ÷ 974] x 100 = -40.04%
Formula
Percentage change = [(584 - 974) / 974] x 100
Subtract the new number by the original number
584 - 974 = -390
-390 ÷ 974 = -0.4004106776180698
-0.4004106776180698 x 100 = -40.04%