177.49% is the change from 342 to 949
Calculation steps:
[( 949 - 342 ) ÷ 342] x 100 = 177.49%
Formula
Percentage change = [(949 - 342) / 342] x 100
Subtract the new number by the original number
949 - 342 = 607
607 ÷ 342 = 1.7748538011695907
1.7748538011695907 x 100 = 177.49%