1s complement and 2s complement | Signed Binary Numbers Explained @ALLABOUTELECTRONICS
1s complement and 2s complement | Signed Binary Numbers Explained  @ALLABOUTELECTRONICS
Uploaded April 2021 | Updated September 2026, 3 weeks ago
In this video, different signed binary number representations like 1s complement, 2s complement, and sign-magnitude form representations are explained in detail.

Timestamps:
0:00 Introduction
1:23 Unsigned Binary Numbers
2:12 Signed Binary Numbers
3:48 Sign Magnitude Representation
6:16 1's Complement Representation
10:08 2's Complement Representation

Binary Numbers can be represented in two ways.
1) Unsigned Binary Number Representation
2) Signed Binary Number Representation

Using unsigned binary number representation, only positive numbers can be represented.
Using signed binary number representation, both positive and negative numbers can be represented.

There are three different ways to represent the signed binary numbers.
1) Sign Magnitude Representation
2) 1's Complement Representation
3) 2's Complement Representation

In this video, all three different representations are explained with examples.

For notes, check this link:
allaboutelectronics.org/1s-complement-and-2s-complement-of-binary-numbers-signed-binary-number-representation

The other useful videos related to Binary Number System:
1) Binary to Decimal Conversion
youtu.be/XrSgsJ-28Do

2) Decimal to Binary Conversion
youtu.be/QAHyFa3gKKc

3) Binary Addition and Subtraction
youtu.be/AE-27BSbkJ4

This video will be helpful to all the students of science and engineering in understanding, how to represent signed binary numbers in different ways (1's complement, 2's complement, and Sign Magnitude form).

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1's complement and 2's complement | Signed Binary Numbers Explained

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