29.08% is the change from 251 to 324
Calculation steps:
[( 324 - 251 ) ÷ 251] x 100 = 29.08%
Formula
Percentage change = [(324 - 251) / 251] x 100
Subtract the new number by the original number
324 - 251 = 73
73 ÷ 251 = 0.2908366533864542
0.2908366533864542 x 100 = 29.08%