-64.36% is the change from 996 to 355
Calculation steps:
[( 355 - 996 ) ÷ 996] x 100 = -64.36%
Formula
Percentage change = [(355 - 996) / 996] x 100
Subtract the new number by the original number
355 - 996 = -641
-641 ÷ 996 = -0.643574297188755
-0.643574297188755 x 100 = -64.36%