46.25% is the change from 240 to 351
Calculation steps:
[( 351 - 240 ) ÷ 240] x 100 = 46.25%
Formula
Percentage change = [(351 - 240) / 240] x 100
Subtract the new number by the original number
351 - 240 = 111
111 ÷ 240 = 0.4625
0.4625 x 100 = 46.25%