111.46% is the change from 288 to 609
Calculation steps:
[( 609 - 288 ) ÷ 288] x 100 = 111.46%
Formula
Percentage change = [(609 - 288) / 288] x 100
Subtract the new number by the original number
609 - 288 = 321
321 ÷ 288 = 1.1145833333333333
1.1145833333333333 x 100 = 111.46%