7.64% is the change from 288 to 310
Calculation steps:
[( 310 - 288 ) ÷ 288] x 100 = 7.64%
Formula
Percentage change = [(310 - 288) / 288] x 100
Subtract the new number by the original number
310 - 288 = 22
22 ÷ 288 = 0.0763888888888889
0.0763888888888889 x 100 = 7.64%