313.75% is the change from 240 to 993
Calculation steps:
[( 993 - 240 ) ÷ 240] x 100 = 313.75%
Formula
Percentage change = [(993 - 240) / 240] x 100
Subtract the new number by the original number
993 - 240 = 753
753 ÷ 240 = 3.1375
3.1375 x 100 = 313.75%