15.09% is the change from 53 to 61
Calculation steps:
[( 61 - 53 ) ÷ 53] x 100 = 15.09%
Formula
Percentage change = [(61 - 53) / 53] x 100
Subtract the new number by the original number
61 - 53 = 8
8 ÷ 53 = 0.1509433962264151
0.1509433962264151 x 100 = 15.09%