Hex 21 to Binary Conversion

What is 21 hex in binary? - converter, chart and step-by-step solution using the most simple method for how to convert the hexadecimal number '.21.' to its decimal equivalent. The base-16 value of 21₁₆ is equal to base-2 value of 100001₂
In different representation
21₁₆ = 100001₂
0x21 = 0b100001

Hex	Binary	Decimal
1F.8	11111.1	31.5
20	100000	32
20.8	100000.1	32.5
21	100001	33
21.8	100001.1	33.5
22	100010	34

The below is the example problem with step-by-step solution using easiest method to find what is 21 hex in binary.
21₁₆ Hex to Binary Conversion :
step 1 Write each digit of given hex number 21₁₆ into its equivalent binary containing 4 digits each.
2 = 00101 = 0001

step 2 Arrange the binary numbers group in the same order
21₁₆ = 100001₂