39.59% is the change from 245 to 342
Calculation steps:
[( 342 - 245 ) ÷ 245] x 100 = 39.59%
Formula
Percentage change = [(342 - 245) / 245] x 100
Subtract the new number by the original number
342 - 245 = 97
97 ÷ 245 = 0.39591836734693875
0.39591836734693875 x 100 = 39.59%