4.23% is the change from 213 to 222
Calculation steps:
[( 222 - 213 ) ÷ 213] x 100 = 4.23%
Formula
Percentage change = [(222 - 213) / 213] x 100
Subtract the new number by the original number
222 - 213 = 9
9 ÷ 213 = 0.04225352112676056
0.04225352112676056 x 100 = 4.23%