13.79% is the change from 261 to 297
Calculation steps:
[( 297 - 261 ) ÷ 261] x 100 = 13.79%
Formula
Percentage change = [(297 - 261) / 261] x 100
Subtract the new number by the original number
297 - 261 = 36
36 ÷ 261 = 0.13793103448275862
0.13793103448275862 x 100 = 13.79%