34.2% is the change from 386 to 518
Calculation steps:
[( 518 - 386 ) ÷ 386] x 100 = 34.2%
Formula
Percentage change = [(518 - 386) / 386] x 100
Subtract the new number by the original number
518 - 386 = 132
132 ÷ 386 = 0.34196891191709844
0.34196891191709844 x 100 = 34.2%