86.97% is the change from 261 to 488
Calculation steps:
[( 488 - 261 ) ÷ 261] x 100 = 86.97%
Formula
Percentage change = [(488 - 261) / 261] x 100
Subtract the new number by the original number
488 - 261 = 227
227 ÷ 261 = 0.8697318007662835
0.8697318007662835 x 100 = 86.97%