20.41% is the change from 49 to 59
Calculation steps:
[( 59 - 49 ) ÷ 49] x 100 = 20.41%
Formula
Percentage change = [(59 - 49) / 49] x 100
Subtract the new number by the original number
59 - 49 = 10
10 ÷ 49 = 0.20408163265306123
0.20408163265306123 x 100 = 20.41%