( 月 日)(名前: )(得点: 点) 次の分数を通分しましょう。 (1) | ( | 5
4 | , | 5
2 | ) | | (6) | ( | 16
5 | , | 5
2 | ) | | (2) | ( | 16
5 | , | 7
2 | ) | | (7) | ( | 11
2 | , | 15
4 | ) | | (3) | ( | 5
2 | , | 19
4 | ) | | (8) | ( | 9
2 | , | 19
3 | ) | | (4) | ( | 13
2 | , | 19
3 | ) | | (9) | ( | 16
3 | , | 3
5 | ) | | (5) | ( | 17
3 | , | 17
4 | ) | | (10) | ( | 9
2 | , | 11
5 | ) | |
----- ----- ----- ----- ----- ----- ----- ----- 解答 (1) | ( | 5 - 4 | , | 10 - 4 | ) | (6) | ( | 32 - 10 | , | 25 - 10 | ) | (2) | ( | 32 - 10 | , | 35 - 10 | ) | (7) | ( | 22 - 4 | , | 15 - 4 | ) | (3) | ( | 10 - 4 | , | 19 - 4 | ) | (8) | ( | 27 - 6 | , | 38 - 6 | ) | (4) | ( | 39 - 6 | , | 38 - 6 | ) | (9) | ( | 80 - 15 | , | 9 - 15 | ) | (5) | ( | 68 - 12 | , | 51 - 12 | ) | (10) | ( | 45 - 10 | , | 22 - 10 | ) |
|