12.23% is the change from 319 to 358
Calculation steps:
[( 358 - 319 ) ÷ 319] x 100 = 12.23%
Formula
Percentage change = [(358 - 319) / 319] x 100
Subtract the new number by the original number
358 - 319 = 39
39 ÷ 319 = 0.12225705329153605
0.12225705329153605 x 100 = 12.23%