( 月 日)(名前: )(得点: 点) 次の分数を通分しましょう。 (1) | ( | 1
2 | , | 4
9 | ) | | (6) | ( | 13
6 | , | 3
5 | ) | | (2) | ( | 3
7 | , | 1
5 | ) | | (7) | ( | 16
7 | , | 5
8 | ) | | (3) | ( | 2
7 | , | 5
3 | ) | | (8) | ( | 3
20 | , | 5
7 | ) | | (4) | ( | 17
9 | , | 6
5 | ) | | (9) | ( | 1
10 | , | 2
5 | ) | | (5) | ( | 12
17 | , | 1
2 | ) | | (10) | ( | 2
5 | , | 3
2 | ) | |
----- ----- ----- ----- ----- ----- ----- ----- 解答 (1) | ( | 9 - 18 | , | 8 - 18 | ) | (6) | ( | 65 - 30 | , | 18 - 30 | ) | (2) | ( | 15 - 35 | , | 7 - 35 | ) | (7) | ( | 128 - 56 | , | 35 - 56 | ) | (3) | ( | 6 - 21 | , | 35 - 21 | ) | (8) | ( | 21 - 140 | , | 100 - 140 | ) | (4) | ( | 85 - 45 | , | 54 - 45 | ) | (9) | ( | 1 - 10 | , | 4 - 10 | ) | (5) | ( | 24 - 34 | , | 17 - 34 | ) | (10) | ( | 4 - 10 | , | 15 - 10 | ) |
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