-66.08% is the change from 964 to 327
Calculation steps:
[( 327 - 964 ) ÷ 964] x 100 = -66.08%
Formula
Percentage change = [(327 - 964) / 964] x 100
Subtract the new number by the original number
327 - 964 = -637
-637 ÷ 964 = -0.6607883817427386
-0.6607883817427386 x 100 = -66.08%