230问答网 > (-0.1101)是个二进制数，用IEEE 754短实数浮点格式表示！

(-0.1101)是个二进制数，用IEEE 754短实数浮点格式表示！

2025-03-30 00:36:40
推荐回答（2个）
回答1：

半精度浮点数保存的字节格式如下：
地址：+0 +1
内容：SEEE EEMM MMMM MMMM

根据IEEE浮点数的定义，将上述二进制数规格化：
(-0.1101)2
>-1.101 * (2^-1)

符号S为负，等于1 B；
指数EEEEE为-1+16=15，等于01111 B；(半精度)
尾数为1010000000 B；(半精度)
合成后为
1 01111 10 1000 0000 (半精度) =BE80 H

回答2：

1 01111110 10100000000000000000000

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