作业帮跪求计算BCD码已知BCD码X、Y,求X+Y、X-Y：（1）X=[00110100]BCD,Y=[00100110]BCD；（2）X=[10011000]BCD,Y=[01000100]BCD；（3）X=[00100111]BCD,Y=[01101001]BCD；（4）X=[01010001]BCD,Y=[10000111]BCD.
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![跪求计算BCD码已知BCD码X、Y,求X+Y、X-Y：（1）X=[00110100]BCD,Y=[00100110]BCD；（2）X=[10011000]BCD,Y=[01000100]BCD；（3）X=[00100111]BCD,Y=[01101001]BCD；（4）X=[01010001]BCD,Y=[10000111]BCD.](/uploads/image/z/8926083-27-3.jpg?t=%E8%B7%AA%E6%B1%82%E8%AE%A1%E7%AE%97BCD%E7%A0%81%E5%B7%B2%E7%9F%A5BCD%E7%A0%81X%E3%80%81Y%2C%E6%B1%82X%2BY%E3%80%81X-Y%EF%BC%9A%EF%BC%881%EF%BC%89X%3D%5B00110100%5DBCD%2CY%3D%5B00100110%5DBCD%EF%BC%9B%EF%BC%882%EF%BC%89X%3D%5B10011000%5DBCD%2CY%3D%5B01000100%5DBCD%EF%BC%9B%EF%BC%883%EF%BC%89X%3D%5B00100111%5DBCD%2CY%3D%5B01101001%5DBCD%EF%BC%9B%EF%BC%884%EF%BC%89X%3D%5B01010001%5DBCD%2CY%3D%5B10000111%5DBCD.)
跪求计算BCD码已知BCD码X、Y,求X+Y、X-Y：（1）X=[00110100]BCD,Y=[00100110]BCD；（2）X=[10011000]BCD,Y=[01000100]BCD；（3）X=[00100111]BCD,Y=[01101001]BCD；（4）X=[01010001]BCD,Y=[10000111]BCD.
跪求计算BCD码
已知BCD码X、Y,求X+Y、X-Y：
（1）X=[00110100]BCD,Y=[00100110]BCD；
（2）X=[10011000]BCD,Y=[01000100]BCD；
（3）X=[00100111]BCD,Y=[01101001]BCD；
（4）X=[01010001]BCD,Y=[10000111]BCD.
跪求计算BCD码已知BCD码X、Y,求X+Y、X-Y：（1）X=[00110100]BCD,Y=[00100110]BCD；（2）X=[10011000]BCD,Y=[01000100]BCD；（3）X=[00100111]BCD,Y=[01101001]BCD；（4）X=[01010001]BCD,Y=[10000111]BCD.
（1）X=[00110100]BCD=[34]十,Y=[00100110]BCD=[26]十；
X+Y=[00110100]BCD+[00100110]BCD
=[01100000]BCD=[60]十
X-Y=[00110100]BCD-[00100110]BCD
=[00001000]BCD=[8]十
（2）X=[10011000]BCD=[98]十,Y=[01000100]BCD=[44]十；
X+Y=[10011000]BCD+[01000100]BCD
=[000101000010]BCD=[142]十
X-Y=[10011000]BCD-[01000100]BCD
=[01010100]BCD=[54]十
（3）X=[00100111]BCD=[27]十,Y=[01101001]BCD=[69]十；
X+Y=[00100111]BCD+[01101001]BCD
=[10010110]BCD=[96]十
X-Y=[00100111]BCD-[01101001]BCD
=[01010100]BCD=[58]十(向高位借一)
（4）X=[01010001]BCD=[51]十,Y=[10000111]BCD=[87]十.
X+Y=[01010001]BCD+[10000111]BCD
=[000100111000]BCD=[138]十
X-Y=[01010001]BCD-[10000111]BCD
=[01100100]BCD=[64]十(向高位借一)