42.82% is the change from 348 to 497
Calculation steps:
[( 497 - 348 ) ÷ 348] x 100 = 42.82%
Formula
Percentage change = [(497 - 348) / 348] x 100
Subtract the new number by the original number
497 - 348 = 149
149 ÷ 348 = 0.4281609195402299
0.4281609195402299 x 100 = 42.82%