77.08% is the change from 192 to 340
Calculation steps:
[( 340 - 192 ) ÷ 192] x 100 = 77.08%
Formula
Percentage change = [(340 - 192) / 192] x 100
Subtract the new number by the original number
340 - 192 = 148
148 ÷ 192 = 0.7708333333333334
0.7708333333333334 x 100 = 77.08%