12.26% is the change from 318 to 357
Calculation steps:
[( 357 - 318 ) ÷ 318] x 100 = 12.26%
Formula
Percentage change = [(357 - 318) / 318] x 100
Subtract the new number by the original number
357 - 318 = 39
39 ÷ 318 = 0.12264150943396226
0.12264150943396226 x 100 = 12.26%