39.44% is the change from 284 to 396
Calculation steps:
[( 396 - 284 ) ÷ 284] x 100 = 39.44%
Formula
Percentage change = [(396 - 284) / 284] x 100
Subtract the new number by the original number
396 - 284 = 112
112 ÷ 284 = 0.39436619718309857
0.39436619718309857 x 100 = 39.44%