71.79% is the change from 507 to 871
Calculation steps:
[( 871 - 507 ) ÷ 507] x 100 = 71.79%
Formula
Percentage change = [(871 - 507) / 507] x 100
Subtract the new number by the original number
871 - 507 = 364
364 ÷ 507 = 0.717948717948718
0.717948717948718 x 100 = 71.79%