21% is the change from 319 to 386
Calculation steps:
[( 386 - 319 ) ÷ 319] x 100 = 21%
Formula
Percentage change = [(386 - 319) / 319] x 100
Subtract the new number by the original number
386 - 319 = 67
67 ÷ 319 = 0.21003134796238246
0.21003134796238246 x 100 = 21%