( 月 日)(名前: )(得点: 点) 次の分数を通分しましょう。 (1) | ( | 2
3 | , | 2
5 | ) | | (6) | ( | 1
3 | , | 11
12 | ) | | (2) | ( | 3
7 | , | 3
4 | ) | | (7) | ( | 5
7 | , | 5
6 | ) | | (3) | ( | 4
15 | , | 5
9 | ) | | (8) | ( | 7
19 | , | 2
3 | ) | | (4) | ( | 1
6 | , | 5
8 | ) | | (9) | ( | 10
11 | , | 6
7 | ) | | (5) | ( | 1
3 | , | 11
13 | ) | | (10) | ( | 1
4 | , | 6
17 | ) | |
----- ----- ----- ----- ----- ----- ----- ----- 解答 (1) | ( | 10 - 15 | , | 6 - 15 | ) | (6) | ( | 4 - 12 | , | 11 - 12 | ) | (2) | ( | 12 - 28 | , | 21 - 28 | ) | (7) | ( | 30 - 42 | , | 35 - 42 | ) | (3) | ( | 12 - 45 | , | 25 - 45 | ) | (8) | ( | 21 - 57 | , | 38 - 57 | ) | (4) | ( | 4 - 24 | , | 15 - 24 | ) | (9) | ( | 70 - 77 | , | 66 - 77 | ) | (5) | ( | 13 - 39 | , | 33 - 39 | ) | (10) | ( | 17 - 68 | , | 24 - 68 | ) |
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