-66.53% is the change from 974 to 326
Calculation steps:
[( 326 - 974 ) ÷ 974] x 100 = -66.53%
Formula
Percentage change = [(326 - 974) / 974] x 100
Subtract the new number by the original number
326 - 974 = -648
-648 ÷ 974 = -0.6652977412731006
-0.6652977412731006 x 100 = -66.53%