-33.53% is the change from 996 to 662
Calculation steps:
[( 662 - 996 ) ÷ 996] x 100 = -33.53%
Formula
Percentage change = [(662 - 996) / 996] x 100
Subtract the new number by the original number
662 - 996 = -334
-334 ÷ 996 = -0.3353413654618474
-0.3353413654618474 x 100 = -33.53%