# Electronics - Arithmetic Operations and Circuits - Discussion

Discussion Forum : Arithmetic Operations and Circuits - General Questions (Q.No. 8)

8.

Use the two's complement system to add the signed numbers 11110010 and 11110011. Determine, in decimal, the sign and value of each number and
their sum.

Discussion:

2 comments Page 1 of 1.
Gopal said:
5 years ago

Check first MSB, is it 1 then the number shall be a negative integer if MSB is 0 the number is positive then proceed as above.

Karthi said:
8 years ago

1's compliment sign numbers 0000 1101.

2's compliment sign numbers 0000 1110.

Convert the decimal value is 14.

1's compliment 2nd sign number is 0000 1100.

2's compliment sign numbers is 0000 1101.

Convert the decimal value is 13. Sum of the sign number is 27.

But I can't it. Why should be denoted the - value?

2's compliment sign numbers 0000 1110.

Convert the decimal value is 14.

1's compliment 2nd sign number is 0000 1100.

2's compliment sign numbers is 0000 1101.

Convert the decimal value is 13. Sum of the sign number is 27.

But I can't it. Why should be denoted the - value?

Post your comments here:

Your comments will be displayed after verification.

Quick links

Quantitative Aptitude

Verbal (English)

Reasoning

Programming

Interview

Placement Papers

© IndiaBIX™ Technologies