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Binary subtraction: A borrow of 1 is worth 2 in decimal. Hexadecimal subtraction: A borrow of 1 is worth 16 in decimal. Example: (a) C B A 2 H (b) 2 A C 5 H - A F D 3 H - F D 9 2 H. 1 B C F H unsatisfied borrow ( (b) 2 E 3 3 H. FIXED-WIDTH ARITHMETIC ................
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