43.15% is the change from 248 to 355
Calculation steps:
[( 355 - 248 ) ÷ 248] x 100 = 43.15%
Formula
Percentage change = [(355 - 248) / 248] x 100
Subtract the new number by the original number
355 - 248 = 107
107 ÷ 248 = 0.4314516129032258
0.4314516129032258 x 100 = 43.15%