28.57% is the change from 378 to 486
Calculation steps:
[( 486 - 378 ) ÷ 378] x 100 = 28.57%
Formula
Percentage change = [(486 - 378) / 378] x 100
Subtract the new number by the original number
486 - 378 = 108
108 ÷ 378 = 0.2857142857142857
0.2857142857142857 x 100 = 28.57%