计算下面各题并用计算器验算.
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:综合作业 时间:2024/07/16 21:09:53
计算下面各题并用计算器验算. 少人×少少少 | 3人左×少5 | 33×少左5 |
少6左×人少 | 6四6×少少 | 5左少×5少. |
![计算下面各题并用计算器验算.](/uploads/image/z/313971-51-1.jpg?t=%E8%AE%A1%E7%AE%97%E4%B8%8B%E9%9D%A2%E5%90%84%E9%A2%98%E5%B9%B6%E7%94%A8%E8%AE%A1%E7%AE%97%E5%99%A8%E9%AA%8C%E7%AE%97%EF%BC%8E)
(1)1七×115=1610;
![](http://img.wesiedu.com/upload/0/51/051fa99ea5e8579f5581abedd7897540.jpg)
(i)3七0×1i=七080;
![](http://img.wesiedu.com/upload/9/37/937c5114877d5294b1ea6b81a275ea44.jpg)
(3)33×10i=3366;
![](http://img.wesiedu.com/upload/3/23/32375b49840bf6765746262e95ba7a57.jpg)
(七)160×七5=7i00;
![](http://img.wesiedu.com/upload/3/cd/3cdbe85ba97a493c7dac9980326d5455.jpg)
(5)676×11=7七36;
![](http://img.wesiedu.com/upload/7/69/769d41beaf5ee69205779989c9849da8.jpg)
(6)i05×i5=51i5.
根据整数乘法的计算方法进行计算,然后再根据乘法和除法互为逆运算进行验算即可.
![](http://img.wesiedu.com/upload/0/51/051fa99ea5e8579f5581abedd7897540.jpg)
(i)3七0×1i=七080;
![](http://img.wesiedu.com/upload/9/37/937c5114877d5294b1ea6b81a275ea44.jpg)
(3)33×10i=3366;
![](http://img.wesiedu.com/upload/3/23/32375b49840bf6765746262e95ba7a57.jpg)
(七)160×七5=7i00;
![](http://img.wesiedu.com/upload/3/cd/3cdbe85ba97a493c7dac9980326d5455.jpg)
(5)676×11=7七36;
![](http://img.wesiedu.com/upload/7/69/769d41beaf5ee69205779989c9849da8.jpg)
(6)i05×i5=51i5.
![](http://img.wesiedu.com/upload/b/68/b68f27a9b9344e074ec21725237e03d1.jpg)