5.58% is the change from 215 to 227
Calculation steps:
[( 227 - 215 ) ÷ 215] x 100 = 5.58%
Formula
Percentage change = [(227 - 215) / 215] x 100
Subtract the new number by the original number
227 - 215 = 12
12 ÷ 215 = 0.05581395348837209
0.05581395348837209 x 100 = 5.58%