63.75% is the change from 240 to 393
Calculation steps:
[( 393 - 240 ) ÷ 240] x 100 = 63.75%
Formula
Percentage change = [(393 - 240) / 240] x 100
Subtract the new number by the original number
393 - 240 = 153
153 ÷ 240 = 0.6375
0.6375 x 100 = 63.75%