How do you tell the difference?
For example, say you have 0110 0101 1001 0011.
The unsigned BCD is 6593, but what is the signed value?
How do you tell the difference? For example, say you have 0110 0101 1001
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How do you tell the difference?
For example, say you have 0110 0101 1001 0011.
The unsigned BCD is 6593, but what is the signed value?
Usually, you tell the difference by explicitly storing the sign.
Radix complement (en.wikipedia.org/wiki/Method_of_complements)