Two's Complement: 8-bit Arithmetic - 8710 - 2910

  • Thread starter Thread starter naspek
  • Start date Start date
AI Thread Summary
The discussion focuses on performing 8-bit two's complement arithmetic for the operation 87 - 29. Participants confirm the correct binary conversion of the numbers, with 89 represented as 0101 1001 and -29 as 1110 0011. There is a noted error where 87 was mistakenly referred to as 89 in the context of the problem. Clarifications on the conversions and the arithmetic process are provided. The conversation emphasizes the importance of accurate binary representation in two's complement calculations.
naspek
Messages
176
Reaction score
0

Homework Statement


Perform the following arithmetic operation using 8-bit
two's complement

a) 8710 - 2910


The Attempt at a Solution


i just want to know.. am i converting the number correctly?

89 = 0101 1001
-29 = 1110 0011
 
Physics news on Phys.org
Yep, you did that correctly.
 
thanks.. =)
 
naspek said:

Homework Statement


Perform the following arithmetic operation using 8-bit
two's complement

a) 8710 - 2910
One quibble: you wrote 87 above, but worked with 89 below.
naspek said:

The Attempt at a Solution


i just want to know.. am i converting the number correctly?

89 = 0101 1001
-29 = 1110 0011
 

Similar threads

Comp Sci Calculate the two's complement of a given 16 bit number
Replies
2
Views
2K
Subtraction using 8-bit binary 1's complement
Replies
2
Views
2K
Subtracting unsigned binary numbers using two methods
Replies
4
Views
2K
Executing Arithmetic Operations w/ 6-Bit Binary Numbers
Replies
13
Views
3K
2's complement of binary numbers and registers
Replies
5
Views
2K
Digital design code converter help
Replies
1
Views
1K
Designing a Parity Bit Circuit for Data Transmission
Replies
1
Views
1K
Adding Signed Hexadecimal numbers
Replies
2
Views
11K
Two's Complement Representation
Replies
1
Views
2K
What Are the Smallest and Largest Numbers in an 8-bit Floating Point System?
Replies
9
Views
2K

Hot Threads

Recent Insights

Back
Top