123.39% is the change from 342 to 764
Calculation steps:
[( 764 - 342 ) ÷ 342] x 100 = 123.39%
Formula
Percentage change = [(764 - 342) / 342] x 100
Subtract the new number by the original number
764 - 342 = 422
422 ÷ 342 = 1.2339181286549707
1.2339181286549707 x 100 = 123.39%