21.27% is the change from 221 to 268
Calculation steps:
[( 268 - 221 ) ÷ 221] x 100 = 21.27%
Formula
Percentage change = [(268 - 221) / 221] x 100
Subtract the new number by the original number
268 - 221 = 47
47 ÷ 221 = 0.21266968325791855
0.21266968325791855 x 100 = 21.27%