43.19% is the change from 345 to 494
Calculation steps:
[( 494 - 345 ) ÷ 345] x 100 = 43.19%
Formula
Percentage change = [(494 - 345) / 345] x 100
Subtract the new number by the original number
494 - 345 = 149
149 ÷ 345 = 0.4318840579710145
0.4318840579710145 x 100 = 43.19%