进制数转换(包含小数转换)-创新互联
目录
进制的理解
进制转换
整数
小数
进制的理解 十进制: 0 1 2 3 4 5 6 7 8 9 二进制: 0 1 八进制: 0 1 2 3 4 5 6 7 十六进制: 0 1 2 3 4 5 6 7 8 9 A B C D E F ps:A B C D E F依次为:10 11 12 13 14 15 进制转换整数
十进制转N进制:
除N → 取余 → 倒排(余数倒序排列)转十进制:
乘权(各个位数×对应的权重) → 相加 eg: 十进制18转为二进制
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十进制转N进制:
整数部分:除N → 取余 → 倒排 小数部分:乘N → 取整(直到小数为0) → 正排 eg: 十进制38.24转二进制
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