Question

Write binary representation of the following hexadecimal numbers.

(i) 4026

(ii) BCA1

(iii) 98E

(iv) 132.45

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Answer

To convert hexadecimal numbers to binary, each hexadecimal digit is substituted with its 4-bit binary equivalent. Let's convert the given hexadecimal numbers to binary:

Conversion Table:

Hexadecimal SymbolBinary Equivalent
00000
10001
20010
30011
40100
50101
60110
70111
81000
91001
A1010
B1011
C1100
D1101
E1110
F1111

(i) 4026

Hexadecimal DigitBinary Representation
40100
00000
20010
60110

Binary Representation of 4026: 0100 0000 0010 0110

(ii) BCA1

Hexadecimal DigitBinary Representation
B1011
C1100
A1010
10001

Binary Representation of BCA1: 1011 1100 1010 0001

(iii) 98E

Hexadecimal DigitBinary Representation
91001
81000
E1110

Binary Representation of 98E: 1001 1000 1110

(iv) 132.45

For the fractional part, each hexadecimal place value is treated separately before and after the point:

Hexadecimal DigitBinary Representation
10001
30011
20010
..
40100
50101

Binary Representation of 132.45: 0001 0011 0010.0100 0101

Summary

  • 4026 (Hex) = 0100 0000 0010 0110 (Binary)

  • BCA1 (Hex) = 1011 1100 1010 0001 (Binary)

  • 98E (Hex) = 1001 1000 1110 (Binary)

  • 132.45 (Hex) = 0001 0011 0010.0100 0101 (Binary)


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