Answer:
1. 1/2 • 4/3 = 4/6 = 2/3
2. 3/4 • 2/3 = 6/12 = 1/2
3. 3 ÷ 3/4 = 3 × 4/3 = 12/3 = 4
4. 5/2 ÷ 9/4 = 5/2 × 4/9 = 20/18 = 10/9
5. 1/2 + 3/2 = 4/2 = 2
6. 5/4 + 9/4 = 14/4 = 7/2
7. 10/13 – 5/13 = 5/13
8. 5/4 – 1/4 = 4/4 = 1
9. 3/4 + 2/3 = 9/12 + 8/12 = 17/12
10. 3/4 + 2/3 = 9/12 + 8/12 = 17/12
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Answers & Comments
Answer:
1. 1/2 • 4/3 = 4/6 = 2/3
2. 3/4 • 2/3 = 6/12 = 1/2
3. 3 ÷ 3/4 = 3 × 4/3 = 12/3 = 4
4. 5/2 ÷ 9/4 = 5/2 × 4/9 = 20/18 = 10/9
5. 1/2 + 3/2 = 4/2 = 2
6. 5/4 + 9/4 = 14/4 = 7/2
7. 10/13 – 5/13 = 5/13
8. 5/4 – 1/4 = 4/4 = 1
9. 3/4 + 2/3 = 9/12 + 8/12 = 17/12
10. 3/4 + 2/3 = 9/12 + 8/12 = 17/12