69.83% is the change from 517 to 878
Calculation steps:
[( 878 - 517 ) ÷ 517] x 100 = 69.83%
Formula
Percentage change = [(878 - 517) / 517] x 100
Subtract the new number by the original number
878 - 517 = 361
361 ÷ 517 = 0.6982591876208898
0.6982591876208898 x 100 = 69.83%