43.31% is the change from 284 to 407
Calculation steps:
[( 407 - 284 ) ÷ 284] x 100 = 43.31%
Formula
Percentage change = [(407 - 284) / 284] x 100
Subtract the new number by the original number
407 - 284 = 123
123 ÷ 284 = 0.43309859154929575
0.43309859154929575 x 100 = 43.31%