88.75% is the change from 240 to 453
Calculation steps:
[( 453 - 240 ) ÷ 240] x 100 = 88.75%
Formula
Percentage change = [(453 - 240) / 240] x 100
Subtract the new number by the original number
453 - 240 = 213
213 ÷ 240 = 0.8875
0.8875 x 100 = 88.75%