-67.07% is the change from 996 to 328
Calculation steps:
[( 328 - 996 ) ÷ 996] x 100 = -67.07%
Formula
Percentage change = [(328 - 996) / 996] x 100
Subtract the new number by the original number
328 - 996 = -668
-668 ÷ 996 = -0.6706827309236948
-0.6706827309236948 x 100 = -67.07%