17.62% is the change from 261 to 307
Calculation steps:
[( 307 - 261 ) ÷ 261] x 100 = 17.62%
Formula
Percentage change = [(307 - 261) / 261] x 100
Subtract the new number by the original number
307 - 261 = 46
46 ÷ 261 = 0.17624521072796934
0.17624521072796934 x 100 = 17.62%