14.08% is the change from 284 to 324
Calculation steps:
[( 324 - 284 ) ÷ 284] x 100 = 14.08%
Formula
Percentage change = [(324 - 284) / 284] x 100
Subtract the new number by the original number
324 - 284 = 40
40 ÷ 284 = 0.14084507042253522
0.14084507042253522 x 100 = 14.08%