UNIT-1:
Representation of numbers of different radix, conversion from one radix to another radix
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NUMBER CONVERSION, DECIMAL,OCTAL,HEXADECIMAL, BINARY AND VICEVERSA
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NUMBER CONVERSION AND INTRODUCTION TO COMPLIMENTS, 1'S AND 2'S COMPLIMENTS
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SUBTRACTION USING r's COMPLIMENTS, SUBTRACTION USING (r-1)'s COMPLIMENTS
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DECIMAL SUBTRACTION, BINARY SUBTRACTION , HEXADECIMAL SUBTRACTION
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