5.23% is the change from 421 to 443
Calculation steps:
[( 443 - 421 ) ÷ 421] x 100 = 5.23%
Formula
Percentage change = [(443 - 421) / 421] x 100
Subtract the new number by the original number
443 - 421 = 22
22 ÷ 421 = 0.052256532066508314
0.052256532066508314 x 100 = 5.23%