86.69% is the change from 511 to 954
Calculation steps:
[( 954 - 511 ) ÷ 511] x 100 = 86.69%
Formula
Percentage change = [(954 - 511) / 511] x 100
Subtract the new number by the original number
954 - 511 = 443
443 ÷ 511 = 0.8669275929549902
0.8669275929549902 x 100 = 86.69%