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The sign bit is always the most significant bit in the bit representation of the number. Generally the convention is to write the MSB as the leftmost, but this isn't always the case: https://en.wikipedia.org/wiki/Most_significant_bit
For example, the 8 bit number 10001001 = -9. The leftmost 1 indicates a negative number.
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The sign bit is always the most significant bit in the bit representation of the number. Generally the convention is to write the MSB as the leftmost, but this isn't always the case: https://en.wikipedia.org/wiki/Most_significant_bit For example, the 8 bit number 10001001 = -9. The leftmost 1 indicates a negative number.