83.78% is the change from 518 to 952
Calculation steps:
[( 952 - 518 ) ÷ 518] x 100 = 83.78%
Formula
Percentage change = [(952 - 518) / 518] x 100
Subtract the new number by the original number
952 - 518 = 434
434 ÷ 518 = 0.8378378378378378
0.8378378378378378 x 100 = 83.78%