6.8% is the change from 206 to 220
Calculation steps:
[( 220 - 206 ) ÷ 206] x 100 = 6.8%
Formula
Percentage change = [(220 - 206) / 206] x 100
Subtract the new number by the original number
220 - 206 = 14
14 ÷ 206 = 0.06796116504854369
0.06796116504854369 x 100 = 6.8%