-66.8% is the change from 976 to 324
Calculation steps:
[( 324 - 976 ) ÷ 976] x 100 = -66.8%
Formula
Percentage change = [(324 - 976) / 976] x 100
Subtract the new number by the original number
324 - 976 = -652
-652 ÷ 976 = -0.6680327868852459
-0.6680327868852459 x 100 = -66.8%