86.89% is the change from 511 to 955
Calculation steps:
[( 955 - 511 ) ÷ 511] x 100 = 86.89%
Formula
Percentage change = [(955 - 511) / 511] x 100
Subtract the new number by the original number
955 - 511 = 444
444 ÷ 511 = 0.8688845401174168
0.8688845401174168 x 100 = 86.89%