-66.87% is the change from 975 to 323
Calculation steps:
[( 323 - 975 ) ÷ 975] x 100 = -66.87%
Formula
Percentage change = [(323 - 975) / 975] x 100
Subtract the new number by the original number
323 - 975 = -652
-652 ÷ 975 = -0.6687179487179488
-0.6687179487179488 x 100 = -66.87%