A question in solving basic oprations in digital logic

[transgalactic]

1.
11010101 / 11011

2.
code each one of the deximal numbers by weight ( 6, 4, 2, -3 )
i don't know what the meen but some how i am sopposed to
code using them

3.
code the number 729 in excess3
code the number 729 in BCD
code the number 729 in 2421 code

i lack the theoretical knowledge to solve this kinds of questions

 

[chroot]

We're not going to do your homework for you. Show us your work, and where you've gotten stuck. Also, please post the entire problem as it was given to you.

- Warren

 

[transgalactic]

i lack the theoretical knowledge to solve this kinds of questions

can you give me some site that i can read so i can solve this types

i just don't know these subjects

 

[chroot]

Ask your teacher first. Or, at the very least, ask us a specific question.

- Warren