17.81% is the change from 247 to 291
Calculation steps:
[( 291 - 247 ) ÷ 247] x 100 = 17.81%
Formula
Percentage change = [(291 - 247) / 247] x 100
Subtract the new number by the original number
291 - 247 = 44
44 ÷ 247 = 0.17813765182186234
0.17813765182186234 x 100 = 17.81%