4bit-subtractor

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8BitPie / Adder-and-Subtractor-using-Gates

This is a circuit wich can do addition and substraction and shows the values in 7 segment display. The only limitation is that it can only convert 4 bit binary input to BCD to feed the display so it cant show the sum more than 15.

logic-gates logic-gates-simulator k-map binary-to-bcd 4bit-adder 4bit-subtractor

Updated Aug 27, 2026

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