309.88% is the change from 243 to 996
Calculation steps:
[( 996 - 243 ) ÷ 243] x 100 = 309.88%
Formula
Percentage change = [(996 - 243) / 243] x 100
Subtract the new number by the original number
996 - 243 = 753
753 ÷ 243 = 3.0987654320987654
3.0987654320987654 x 100 = 309.88%