分成了几份?21 ÷ 3 =72021/3/101讲解:XX42÷6 = (间)六( )四十二七72021/3/102讲解:XX5...
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Evaluation Warning: The document was created with Spire.Doc for .NET.、填空题习题精选#1 ?在O里填上“...
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Evaluation Warning: The document was created with Spire.Doc for .NET.、填空题习题精选#1 ?在O里填上“...
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Evaluation Warning: The document was created with Spire.Doc for .NET.、填空题习题精选#1 ?在O里填上“...
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用 7、8、9 的乘法 口 诀 求 商我们做了 56 面 ,要挂成 8 行。我们带来 27 个 ,每 9 个摆一行。我...
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