For 24362 and 68425, Find Excess 3 Addition
Solution:
`24362+68425` Excess 3 addition
Steps for Excess 3 addition
For `A+B`
1. Add each digit of A and B using binary addition
2. If carry then add it to the next bits and consider this bits as Invalid
3. Add 3 for Invalid bits and subtract 3 for others
Add `24362` and `68425` using Excess 3 addition
| Excess 3 code for 24362 : | 0101 | 0111 | 0110 | 1001 | 0101 |
| Excess 3 code for 68425 : | 1001 | 1011 | 0111 | 0101 | 1000 |
|
| Addition : | 1110 | 10010 | 1101 | 1110 | 1101 |
|
| Remaining bits except carry : | 1110 | 0010 | 1101 | 1110 | 1101 |
| Carry : | 1 | | | | |
|
| Addition : | 1111 | 0010 | 1101 | 1110 | 1101 |
| If carry generated then add 3 otherwise subtract 3 : | -0011 | +0011 | -0011 | -0011 | -0011 |
|
| Result : | 1100 | 0101 | 1010 | 1011 | 1010 |
| Decimal value : | 12 | 5 | 10 | 11 | 10 |
| Excess 3 value : | 9 | 2 | 7 | 8 | 7 |
So final answer of Excess 3 addition is `92787`
This material is intended as a summary. Use your textbook for detail explanation.
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