103.88% is the change from 206 to 420
Calculation steps:
[( 420 - 206 ) ÷ 206] x 100 = 103.88%
Formula
Percentage change = [(420 - 206) / 206] x 100
Subtract the new number by the original number
420 - 206 = 214
214 ÷ 206 = 1.0388349514563107
1.0388349514563107 x 100 = 103.88%