-66.53% is the change from 971 to 325
Calculation steps:
[( 325 - 971 ) ÷ 971] x 100 = -66.53%
Formula
Percentage change = [(325 - 971) / 971] x 100
Subtract the new number by the original number
325 - 971 = -646
-646 ÷ 971 = -0.6652935118434603
-0.6652935118434603 x 100 = -66.53%