38.1% is the change from 42 to 58
Calculation steps:
[( 58 - 42 ) ÷ 42] x 100 = 38.1%
Formula
Percentage change = [(58 - 42) / 42] x 100
Subtract the new number by the original number
58 - 42 = 16
16 ÷ 42 = 0.38095238095238093
0.38095238095238093 x 100 = 38.1%