11.1×18.4+44.4×5.4 怎么简便计算?
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11.1×18.4+44.4×5.4 怎么简便计算?
![11.1×18.4+44.4×5.4 怎么简便计算?](/uploads/image/z/16986261-21-1.jpg?t=11.1%C3%9718.4%2B44.4%C3%975.4+%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%3F)
=11.1×18.4+11.1×4×5.4
=11.1×18.4+11.1×21.6
=11.1×(18.4+21.6)
=11.1×40
=444
=11.1×18.4+11.1×21.6
=11.1×(18.4+21.6)
=11.1×40
=444