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Wells lets try it out and see
Using code tags to preserve spacing


1100b
+1111b
_____
0011
11
_____

The value actually depends.

Lets say you have Eh and add 1h to it. It becomes Fh. Now we add one more it becomes 10h. However say we were limited to 4 bits. Then the value becomes 0h.

In...

FFFFh + 0001h = 10000h

For the Binary addition have they gone over ones and twos compliment? If not then there is no way to do signed comparisons.

The way my instructor told us to do hex...

What do you mean by "saturated"?