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Digital techniques__BCD adder using IC 7484 using NAND gate

Digital techniques__BCD Adder

Digital techniques__4 Bit Adder and Subtractor

Digital techniques__4 Bit subtractor using 2's complement

Digital techniques__Fast Adder 7483

Digital techniques__Arithmetic Circuits

Digital techniques__Subtractor

Binary half and full subtractor are designed by solving K-MAP.