64.29% is the change from 518 to 851
Calculation steps:
[( 851 - 518 ) ÷ 518] x 100 = 64.29%
Formula
Percentage change = [(851 - 518) / 518] x 100
Subtract the new number by the original number
851 - 518 = 333
333 ÷ 518 = 0.6428571428571429
0.6428571428571429 x 100 = 64.29%