31.58% is the change from 247 to 325
Calculation steps:
[( 325 - 247 ) ÷ 247] x 100 = 31.58%
Formula
Percentage change = [(325 - 247) / 247] x 100
Subtract the new number by the original number
325 - 247 = 78
78 ÷ 247 = 0.3157894736842105
0.3157894736842105 x 100 = 31.58%