Subtract the numbers using 2's complements, Computer Engineering

Assignment Help:

Subtract -27 from 68 using 2's complements.

Ans. By using 2's complement 68-(-27)= 68-(-27)

2's complement representation of 68 = 01000100(64+4)
2's complement representation of - (-27) = 00011011 = + 27
11100101 =-27 in 2's complement
Here add 68 and 27
           68             0 1 0 0 0 1 0 0
        -(-27)        + 0 0 0 1 1 0 1 1

        --------------------------------------
            95           0 1 0 1 1 1 1 1 1

        ---------------------------------------

Means that is equal to +95.


Related Discussions:- Subtract the numbers using 2's complements

What are the events used for page headers and footers, What are the events ...

What are the events used for page headers and footers? The events TOP-OF-PAGE and END-OF-PAGE are used for pager headers and footers.

What are disadvantages of eprom, What are disadvantages of EPROM? The c...

What are disadvantages of EPROM? The chip must be physically removed from the circuit for reprogramming and its whole contents are erased by the UV light.

Where signalling transfer point exist, Signalling transfer point (STP) exis...

Signalling transfer point (STP) exist in (A) Strowger exchange                  (B)  SS7 (C)  Local area network                 (D)  PABX Ans: STP that is stand f

Fact finding techniques on banking system, what are the questionnaries and ...

what are the questionnaries and observation of work site for banking system?

Explain tree, Tree (recursive definition) A tree is a finite set of one...

Tree (recursive definition) A tree is a finite set of one or more than one nodes such that. (1) There is a specially designated node known as the root. (2) The left over

Describe the contents of a process control block, Describe the contents of ...

Describe the contents of a Process Control Block (PCB). Process Control Block (PCB): All processes are represented in the operating system by a task control block or a proces

Explain the uses of keyboards, Explain the uses of Keyboards An alphanu...

Explain the uses of Keyboards An alphanumeric keyboard for a graphics system is used primarily as a device for entering text strings. Keyboards can also be provided with featur

What are near and far pointers, These days, they're pretty much obsolete; t...

These days, they're pretty much obsolete; they're definitely system-particular. They had to do with 16-bit programming under MS-DOS and perhaps some early on versions of Windows. I

Applications of electronic data interchange in business, What are the appli...

What are the applications of Electronic Data Interchange in business? The applications of Electronic Data Interchange are as given below: 1. Organisations that use EDI 2

Definition of decision support system, Q. Definition of Decision support sy...

Q. Definition of Decision support system? Definition of DSS: A decision support system is a specific kind of information system which is an interactive system that supports in

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd