56×99的简便运算怎么做?今天答复,快,
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/29 22:01:11
![56×99的简便运算怎么做?今天答复,快,](/uploads/image/z/26101-37-1.jpg?t=56%C3%9799%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%E6%80%8E%E4%B9%88%E5%81%9A%3F%E4%BB%8A%E5%A4%A9%E7%AD%94%E5%A4%8D%2C%E5%BF%AB%2C)
56×99的简便运算怎么做?今天答复,快,
56×99的简便运算怎么做?
今天答复,快,
56×99的简便运算怎么做?今天答复,快,
56×99
=56×(100-1)
=56×100-56
=5600-56
=5544
56×(100-1)=5600-56=5544
56*100-56*1
看成56*100-56等于5544
56*99=56*(100-1)=56*100-56*1=5600-56=5544
=56X(100-1)
=56X100-56X1
=5600-56
=5544
56×(100-1)==56×100-56×1=5600-56=5544
56*(100-1)=56*100-56=5600-56=5544
56乘(100-1)
=56乘100-56乘1
=5600-56
=5544