Question

7. Perform the following conversions

            a. Convert 1100 0100 1010 0011₂to hexadecimal.

            b. Convert 1101111₂to decimal.

            c. Convert 0xF7A4C to binary.

7. Perform the following conversions a. Convert 1100 0100 1010 00112 to hexadecimal. b. Convert 11011112 to decimal. c. Convert OxF7A4C to binary

Answer 1

Hexadecimal     Binary
    0           0000
    1           0001
    2           0010
    3           0011
    4           0100
    5           0101
    6           0110
    7           0111
    8           1000
    9           1001
    A           1010
    B           1011
    C           1100
    D           1101
    E           1110
    F           1111

a)  1100 0100 1010 0011
1100 in hexadecimal is C
0100 in hexadecimal is 4
1010 in hexadecimal is A
0011 in hexadecimal is 3

Answer: 0xC4A3

b)  1101111
=>  1*2^6 + 1*2^5 + 0*2^4 + 1*2^3 + 1*2^2 + 1*2^1 + 1*2^0
=>  64 + 32 + 0 + 8 + 4 + 2 + 1
=>  111

Answer: 111

c)  0xF7A4C
using above table

Answer: 1111 0111 1010 0100 1100