-66.97% is the change from 981 to 324
Calculation steps:
[( 324 - 981 ) ÷ 981] x 100 = -66.97%
Formula
Percentage change = [(324 - 981) / 981] x 100
Subtract the new number by the original number
324 - 981 = -657
-657 ÷ 981 = -0.6697247706422018
-0.6697247706422018 x 100 = -66.97%