tailieunhanh - Binary Converting to and from decimal

We normally use the decimal (denary). system, also called base 10. l There are 10 different symbols .(digits). l 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 l To count higher than nine we re-use the symbols by putting them in columns. l The value of aComputers use the binary system, also called base 2 l There are two different symbols (digits) l 0, 1 l To count higher than one we re-use the symbols by putting them in columns l The value of a symbol depends on its position symbol depends on its position | Cisco Systems Netwoik ng Academy Binary Converting to and from decimal 3-Dec-09 quangkien@ 1 1 ùseoSYHĩMS I N twci iking iiMim I83 Decimal We normally use the decimal denary system also called base 10 There are 10 different symbols digits 0 1 2 3 4 5 6 7 8 9 To count higher than nine we re-use the symbols by putting them in columns The value of a symbol depends on its position 3-Dec-09 quangkien@ 2 2 Cisea Syste MS I MữTvvoiking Decimal positions 1000 100 10 1 Thousands Hundreds Tens Units 8 2 5 3 Eight thousand two hundred and fifty three 3-Dec-09 quangkien@ 3

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