95.79% is the change from 261 to 511
Calculation steps:
[( 511 - 261 ) ÷ 261] x 100 = 95.79%
Formula
Percentage change = [(511 - 261) / 261] x 100
Subtract the new number by the original number
511 - 261 = 250
250 ÷ 261 = 0.9578544061302682
0.9578544061302682 x 100 = 95.79%