11.9% is the change from 42 to 47
Calculation steps:
[( 47 - 42 ) ÷ 42] x 100 = 11.9%
Formula
Percentage change = [(47 - 42) / 42] x 100
Subtract the new number by the original number
47 - 42 = 5
5 ÷ 42 = 0.11904761904761904
0.11904761904761904 x 100 = 11.9%