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Today we will learn
Binary number system
What is binary number system?
The binary number system has base 2 . The digits 0 and 1 only
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How we write a binary number?
The binary number is written as (1010) because its base is 2.
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When we use binary system
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Binary use tow digits so each column is
worth twice the on before . 2 , 4 , 8 ,16 ,32 ,64……..
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