Question: Convert the following decimal numbers to 8-bit two's complement binary numbers and perform the operations. Remember that subtraction is performed by negating the second operand

Convert the following decimal numbers to 8-bit two's complement binary numbers and perform the operations. Remember that subtraction is performed by negating the second operand to form its two's complement, and then adding it to the first operand. Indicating whether or not the sum overflows a 8-bit result.

(a) 70 + 20

(b) 50 - 35

(c) -40 - 90

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