101.92% is the change from 208 to 420
Calculation steps:
[( 420 - 208 ) ÷ 208] x 100 = 101.92%
Formula
Percentage change = [(420 - 208) / 208] x 100
Subtract the new number by the original number
420 - 208 = 212
212 ÷ 208 = 1.0192307692307692
1.0192307692307692 x 100 = 101.92%