| (答え) |
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| (1) |
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| 1 |
×2= |
1 |
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1 |
|
1 |
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× |
2 |
= |
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| 4 |
4 |
|
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|
2 |
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|
2 |
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| (2) |
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| 1 |
×4= |
1 |
× |
2 |
= |
2 |
|
|
4 |
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| 6 |
6 |
|
3 |
| |
|
3 |
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(3) |
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| 3 |
×2= |
3 |
× |
1 |
= |
3 |
|
|
2 |
|
| 8 |
8 |
|
4 |
| |
|
4 |
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| (4) |
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| 3 |
×6= |
3 |
× |
3 |
= |
9 |
= |
4 |
1 |
|
|
6 |
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| 4 |
4 |
|
2 |
2 |
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2 |
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| (5) |
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| 2 |
×6= |
2 |
× |
2 |
= |
4 |
= |
1 |
1 |
|
|
6 |
|
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| 9 |
9 |
|
3 |
3 |
| |
|
3 |
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| (6) |
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| 3 |
×5= |
3 |
× |
1 |
= |
3 |
= |
1 |
1 |
|
|
5 |
|
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| 10 |
10 |
|
2 |
2 |
| |
|
2 |
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| (7) |
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| 5 |
×8= |
5 |
× |
2 |
= |
10 |
= |
1 |
3 |
|
|
8 |
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| 28 |
28 |
|
7 |
7 |
| |
|
7 |
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| (8) |
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| 3 |
×6= |
3 |
× |
3 |
= |
9 |
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|
6 |
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| 32 |
32 |
|
16 |
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|
16 |
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| (9) |
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| 7 |
×9= |
7 |
× |
3 |
= |
21 |
= |
1 |
5 |
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|
9 |
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| 48 |
48 |
|
16 |
16 |
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|
16 |
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| (10) |
|
| 9 |
×8= |
9 |
× |
2 |
= |
18 |
= |
1 |
1 |
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|
8 |
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| 68 |
68 |
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17 |
17 |
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|
17 |
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