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贺兰回小电子教案科目:数学 编写者:王灵红 执教时间: 2013 年 4 月 日课 题 比例尺(教材 48—— 49 页...
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解比例应用题Evaluation Warning: The document was created with Spire.Doc for .NET.1) 水果店一天运进苹...
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周老师文化学校六年级数学——百分比专题.12.301、12约数有(??????????? ),选择其中四个约数,把它们组成...
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第 3 讲 比和比例、工程、路程等应用题一、基础知识两个数的的比实际上就是两个数的商a:b= a =a÷bba:b=c:d...
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六年级数学比例的应用练习题一、填空。(1-5 每题 4 分, 第 6 题 5 分,共 25 分。)1、把 3.6 ×1.5=1.8 ×...
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