29.1% is the change from 244 to 315
Calculation steps:
[( 315 - 244 ) ÷ 244] x 100 = 29.1%
Formula
Percentage change = [(315 - 244) / 244] x 100
Subtract the new number by the original number
315 - 244 = 71
71 ÷ 244 = 0.29098360655737704
0.29098360655737704 x 100 = 29.1%