Math:Fact family 数学加减法:部分和全部

Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部
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2nd, 3rd, 4th, 5th
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0.39 MB   |   9 pages

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部分和全部的关系,通过图表建立意识(作为笔记)

通过训练,熟悉图表(初级练习)

反复运算练习,提高加减法的灵活变换的能力(高级练习)
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9
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Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部
Math:Fact family 数学加减法:部分和全部