44.83% is the change from 348 to 504
Calculation steps:
[( 504 - 348 ) ÷ 348] x 100 = 44.83%
Formula
Percentage change = [(504 - 348) / 348] x 100
Subtract the new number by the original number
504 - 348 = 156
156 ÷ 348 = 0.4482758620689655
0.4482758620689655 x 100 = 44.83%