4.21% is the change from 214 to 223
Calculation steps:
[( 223 - 214 ) ÷ 214] x 100 = 4.21%
Formula
Percentage change = [(223 - 214) / 214] x 100
Subtract the new number by the original number
223 - 214 = 9
9 ÷ 214 = 0.04205607476635514
0.04205607476635514 x 100 = 4.21%