Q1. Convert to hexadecimal, Octal and then to binary: (a) 757.25 (10 decimal system )
(b) 123.17 (10)
Q2. Add, subtract, and multiply in binary: (a) 1111 and 1010
(b) 110110 and 11101(c) Divide in binary: 110000001 / 1110
Verify the results with its corresponding decimal results.
Q3. Suppose A = 010100 and B = 011101 are two 6-bit binary numbers. Perform the following operations
using addition operation. Use 2’s complement for negative number representation.
(a) A-B (b) B-A (c) A+B (d) –A-B
Verify the results with their corresponding decimal results. If you find a result is wrong, explain why is
so?
Q4. Represent 186 in BCD code, Excess-3 code, 6-3-1-1 code and Gray code.