33.8% is the change from 284 to 380
Calculation steps:
[( 380 - 284 ) ÷ 284] x 100 = 33.8%
Formula
Percentage change = [(380 - 284) / 284] x 100
Subtract the new number by the original number
380 - 284 = 96
96 ÷ 284 = 0.3380281690140845
0.3380281690140845 x 100 = 33.8%