-67.04% is the change from 974 to 321
Calculation steps:
[( 321 - 974 ) ÷ 974] x 100 = -67.04%
Formula
Percentage change = [(321 - 974) / 974] x 100
Subtract the new number by the original number
321 - 974 = -653
-653 ÷ 974 = -0.6704312114989733
-0.6704312114989733 x 100 = -67.04%