《大学计算机基础大学计算机基础 (16).ppt》由会员分享,可在线阅读,更多相关《大学计算机基础大学计算机基础 (16).ppt(12页珍藏版)》请在得力文库 - 分享文档赚钱的网站上搜索。
1、Number system IIConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbersBinaryOctal00000011010201131004101511061117 1000 10Simply write each octal number as a 3-bit binary number.Method for converting octal number to
2、 binary numberConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbersUsing the decimal point as the boundary,a group of 3 binary digits to the left or right,if not enough,fill in 3 digits with 0 on the left or right
3、.Then,directly write each group as a 1-digit octal number.Method for converting binary number to octal numberConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers 236.25Q=010 011 110.010 101B=10011110.010101BConve
4、rt octal number 236.25Q to binaryConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers 10110101.0101011B=010 110 101.010 101 100B=265.254QConvert the binary number 10110101.0101011B to octalConversionbetweenConver
5、sionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbersBinaryHexadecimalBinaryHexadecimal0000010019000111010A001021011B001131100C010041101D010151110E011061111F011171000010100081000111ConversionbetweenConversionbetweenConversionbetweenConv
6、ersionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers Simply write each hexadecimal number as a 4-bit binary number.Method for converting hexadecimal number to binary numberConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers
7、-decimalnumbers-decimalnumbers-decimalnumbersUsing the decimal point as the boundary,a group of 4 binary digits to the left or to the right,if there is not enough,fill in 4 digits with 0 on the left or right.Then,directly write each group as a hexadecimal number.Method for converting binary number t
8、o hexadecimal numberConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers 3DF.8AH=0011 1101 1111.1000 1010B=1111011111.1000101BConvert hexadecimal number 3DF.8AH to binaryConversionbetweenConversionbetweenConversi
9、onbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers 10110101.0101011B=1011 0101.0101 0110B=B5.56HConvert the binary number 10110101.0101011B to hexadecimalConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbersHow to convert between octal and hexadecimal?ConversionbetweenConversionbetweenConversionbetweenConversionbetweennonnonnonnon-decimalnumbers-decimalnumbers-decimalnumbers-decimalnumbers
限制150内