84 is 20% of 420
Calculation steps:
84 ÷ ( 20 ÷ 100 ) = 420
Formula
84 ÷ ( 20 ÷ 100 )
Percent to decimal
20 ÷ 100 = 0.2
84 ÷ 0.2 = 420 So 84 is 20% of 420
Example