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07擴約分與加減01擴分與約分(選擇02)
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年級
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Choose
1
2
3
4
5
6
7
8
9
其他
班級
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Choose
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
其他
座號
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Choose
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
其他
(11) 20 / 28= 5/ □ ,□中應填入下列哪一個數字?
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10 points
6
8
5
7
(12) 48 / 60= □ /5 ,□裡應填入
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10 points
8
6
4
12
(13) 2/2= 6/ □ ,□裡應填入
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10 points
6
1
2
14
(14) 哪一個分數不能再約分?
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10 points
8/6
56/42
28/21
4/3
(15) 爸爸吃了4/7 個喜餅,也是吃了幾分之幾個喜餅?
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10 points
30/49 個
16/28 個
42/70 個
32/58 個
(16) 下列何者不是 1 又 2/3 的等值分數?
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10 points
3/5
1 又4/6
20/12
15/9
(17) 7/12= 甲 /144 ,甲是
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10 points
70
77
84
91
(18) 1/3 = □ /6 = □ /12 ,□裡依序應該填入
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10 points
4;8
4;6
2;4
6;12
(19) 把 12 個月餅裝成一盒,吃掉 4/6 盒,可以說是吃掉幾分之幾盒?
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10 points
9/12 盒
1/3 盒
2/3 盒
1/4 盒
(20) 一盒巧克力有 16 顆,桌上有 12/16 盒,也可以說是 3/ A 盒。A 是多少?
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10 points
4
2
16
8
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