28.05% is the change from 221 to 283
Calculation steps:
[( 283 - 221 ) ÷ 221] x 100 = 28.05%
Formula
Percentage change = [(283 - 221) / 221] x 100
Subtract the new number by the original number
283 - 221 = 62
62 ÷ 221 = 0.28054298642533937
0.28054298642533937 x 100 = 28.05%