42.2% is the change from 346 to 492
Calculation steps:
[( 492 - 346 ) ÷ 346] x 100 = 42.2%
Formula
Percentage change = [(492 - 346) / 346] x 100
Subtract the new number by the original number
492 - 346 = 146
146 ÷ 346 = 0.42196531791907516
0.42196531791907516 x 100 = 42.2%