27.35% is the change from 223 to 284
Calculation steps:
[( 284 - 223 ) ÷ 223] x 100 = 27.35%
Formula
Percentage change = [(284 - 223) / 223] x 100
Subtract the new number by the original number
284 - 223 = 61
61 ÷ 223 = 0.273542600896861
0.273542600896861 x 100 = 27.35%