青岛版小学五年级数学
布艺作品
布艺兴趣小组的同学要用60厘米的花布给小 猴做衣服。如果做背心,可以做3件;如果做 裤子,可以做2条。
3 10
1米
9 10
2
9 10
1 2
9(米) 20
答:做一条裤子需要花布
9米 20
观察思考:怎样计算分数除以整数?
9 10
2
91 10 2
9(米) 20
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