78.13% is the change from 192 to 342
Calculation steps:
[( 342 - 192 ) ÷ 192] x 100 = 78.13%
Formula
Percentage change = [(342 - 192) / 192] x 100
Subtract the new number by the original number
342 - 192 = 150
150 ÷ 192 = 0.78125
0.78125 x 100 = 78.13%