Question

1. Convert the decimal number 22 to -22 using one’s complement.

S	64	32	16	8	4	2	1

2. Convert the decimal number +59 to binary using a standard conversion.

S	64	32	16	8	4	2	1

3. Add the numbers from 21 and 22 together using one’s complement.

S	64	32	16	8	4	2	1

4. Convert the binary number 0001100 using one’s complement.

S	64	32	16	8	4	2	1

5. Convert the binary number 00111000 using one’s complement.

S	64	32	16	8	4	2	1

Answer 1

1)

Binary equivalent of 22 = 00010110

1's complement of -22 = 11101001

2's complement of -22 = 11101001 + 1 = 11101010

2)

59₁₀ = 00111011₂

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