41.23% is the change from 342 to 483
Calculation steps:
[( 483 - 342 ) ÷ 342] x 100 = 41.23%
Formula
Percentage change = [(483 - 342) / 342] x 100
Subtract the new number by the original number
483 - 342 = 141
141 ÷ 342 = 0.41228070175438597
0.41228070175438597 x 100 = 41.23%