-66.36% is the change from 972 to 327
Calculation steps:
[( 327 - 972 ) ÷ 972] x 100 = -66.36%
Formula
Percentage change = [(327 - 972) / 972] x 100
Subtract the new number by the original number
327 - 972 = -645
-645 ÷ 972 = -0.6635802469135802
-0.6635802469135802 x 100 = -66.36%