137.14% is the change from 420 to 996
Calculation steps:
[( 996 - 420 ) ÷ 420] x 100 = 137.14%
Formula
Percentage change = [(996 - 420) / 420] x 100
Subtract the new number by the original number
996 - 420 = 576
576 ÷ 420 = 1.3714285714285714
1.3714285714285714 x 100 = 137.14%