(答え) |
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(1) |
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2 |
2 |
2 |
1 |
2 |
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(2) |
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1 |
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1 |
= |
1 |
× |
3 |
= |
1 |
× |
3 |
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3 |
= |
1 |
1 |
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2 |
3 |
2 |
1 |
2 |
2 |
2 |
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(3) |
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1 |
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1 |
× |
2 |
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1 |
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2 |
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2 |
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1 |
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4 |
2 |
4 |
1 |
4 |
4 |
2 |
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(4) |
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1 |
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1 |
= |
1 |
× |
3 |
= |
1 |
× |
3 |
= |
3 |
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5 |
3 |
5 |
1 |
5 |
5 |
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(5) |
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1 |
÷ |
1 |
= |
1 |
× |
5 |
= |
1 |
× |
5 |
= |
5 |
= |
1 |
1 |
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4 |
5 |
4 |
1 |
4 |
4 |
4 |
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(6) |
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1 |
÷ |
1 |
= |
1 |
× |
2 |
= |
1 |
× |
2 |
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2 |
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1 |
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6 |
2 |
6 |
1 |
6 |
6 |
3 |
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(7) |
2 |
1 |
÷ |
1 |
= |
1 |
× |
6 |
= |
1 |
× |
6 |
= |
6 |
= |
2 |
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3 |
6 |
3 |
1 |
3 |
3 |
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(8) |
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1 |
÷ |
1 |
= |
1 |
× |
6 |
= |
1 |
× |
6 |
= |
6 |
= |
3 |
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8 |
6 |
8 |
1 |
8 |
8 |
4 |
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(9) |
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1 |
÷ |
1 |
= |
1 |
× |
7 |
= |
1 |
× |
7 |
= |
7 |
= |
3 |
1 |
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2 |
7 |
2 |
1 |
2 |
2 |
2 |
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(10) |
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1 |
÷ |
1 |
= |
1 |
× |
9 |
= |
1 |
× |
9 |
= |
9 |
= |
3 |
= |
1 |
1 |
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6 |
9 |
6 |
1 |
6 |
6 |
2 |
2 |
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(注) 文字や記号がずれる場合は、更新を押してください。何度か押せば正しい位置になります。 |
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