11.11% is the change from 378 to 420
Calculation steps:
[( 420 - 378 ) ÷ 378] x 100 = 11.11%
Formula
Percentage change = [(420 - 378) / 378] x 100
Subtract the new number by the original number
420 - 378 = 42
42 ÷ 378 = 0.1111111111111111
0.1111111111111111 x 100 = 11.11%