8.11% is the change from 222 to 240
Calculation steps:
[( 240 - 222 ) ÷ 222] x 100 = 8.11%
Formula
Percentage change = [(240 - 222) / 222] x 100
Subtract the new number by the original number
240 - 222 = 18
18 ÷ 222 = 0.08108108108108109
0.08108108108108109 x 100 = 8.11%