00101
xy补01101000101（直接补码阵列不要求）带求补器的补码阵列x补100001y补100101乘积符号位单独运算11＝0尾数部分算前求补输出│X│＝11111，│y│＝1101111110110111101101101111111
100111111111010X×Y＝01101000101
0101
7
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8．1
符号位Sf011去掉符号位后：y’补0011111y’补1100001x’补00110000011000y’补11000011111001←1110010y’补00111110010001←0100010y’补11000010000011←0000110y’补11000011100111←1001110y’补00111111101101←1011010y’补00111111111001011000011000110011010
x011000余数00011125y
2符号位Sf101去掉符号位后：y’补0011001y’补1100111x’补00010110001011y’补11001111110010←y’补11001001111101←y’补11110100010011←0100110y’补11001110001101←0011010y’补11001110000001←0000010y’补11001111101001001110
8
0
001100100
0011001001
0011
00111
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x001110余数01011125y
9．1x20110100101y20100011110x浮111010100101y浮111100011110ExEy111010001011111x浮1111000100101xy规格化处理xy规格化处理0001001011110001011100111101001阶码1010010
44
xy101001022010111000010010100011110
001100001阶码011000011110xy220110001
2x21010010110y21000010110x浮110110010110y浮111000010110ExEy110110010011111x浮1110011101010xy规格化处理xy11110101000101101101000001011阶码0101100xy01011002611110101规格化处理111010101110011011111阶码1011111
4
xy0100001210．1Ex0011Mx0110100Ey0100My0100100EzExEy0111MxMy01101010010110100000000000110100000001110101
9
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规格化：2
260111011Ex1110Mx0011010Ey0011My0111100EzExEy111011011011Mx补00011010My补00111100My补1100010000011010My110001001101111010111100My001111001111100011110000My001111000010110001011000My110001000001110000111000My110001001111110011111000My001111000011010001101000My1100010000101100001101001101001100011001000
商01101102611．
余数010110026
4位加法器如上图，
CiAiBiAiCi1BiCi1AiBiAiBiCi1AiBiAiBiCi1
1r