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求和只能用加法计算
更新时间: 2021-05-14 13:03:49  

1、不对。求和是数字相加,但相同数字的和可以用乘法,如4+4+4+4+4是5个4相加,可以用乘法算式:4×5=20或者5×4=20进行计算。故不是只能用加法来求和。

2、要灵活应用计算算式得出想要的结果,求和只是为了结果,相加或相乘等算式是方法,为了结果要尝试不同方法。

关键词: 求和 只能 加法 计算

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