Question: (3 marks): Question #4 Design a 4-bit,combinational circuit that decrement by 4 (A-4) using 4 full adder circuits

(3 marks): Question #4 Design a 4-bit,combinational circuit that decrement by

(3 marks): Question #4 Design a 4-bit,combinational circuit that decrement by 4 (A-4) using 4 full adder circuits

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