45.14% is the change from 350 to 508
Calculation steps:
[( 508 - 350 ) ÷ 350] x 100 = 45.14%
Formula
Percentage change = [(508 - 350) / 350] x 100
Subtract the new number by the original number
508 - 350 = 158
158 ÷ 350 = 0.4514285714285714
0.4514285714285714 x 100 = 45.14%