71.62% is the change from 511 to 877
Calculation steps:
[( 877 - 511 ) ÷ 511] x 100 = 71.62%
Formula
Percentage change = [(877 - 511) / 511] x 100
Subtract the new number by the original number
877 - 511 = 366
366 ÷ 511 = 0.7162426614481409
0.7162426614481409 x 100 = 71.62%