40.48% is the change from 42 to 59
Calculation steps:
[( 59 - 42 ) ÷ 42] x 100 = 40.48%
Formula
Percentage change = [(59 - 42) / 42] x 100
Subtract the new number by the original number
59 - 42 = 17
17 ÷ 42 = 0.40476190476190477
0.40476190476190477 x 100 = 40.48%