Answer:
- 1) 4 1/4, 2) 10 22/35, 3) 9 11/15, 4) 7 1/3, 5) 11 1/24
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See the steps below, they should be self-explanatory.
Let me know if anything is unclear.
Question 1
- 1 1/2 + 2 3/4 =
- 1 + 2 + 1/2 + 3/4 =
- 3 + 2/4 + 3/4 =
- 3 + 5/4 =
- 3 + 1 1/4 =
- 4 1/4
Question 2
- 4 3/7 + 6 1/5 =
- 4 + 6 + 3/7 + 1/5 =
- 10 + 3*5/35 + 1*7/35 =
- 10 + 22/35 =
- 10 22/35
Question 3
- 4 2/5 + 5 2/6 =
- 4 + 5 + 2/5 + 1/3 =
- 9 + 2*3/5 + 1*5/15 =
- 9 + 11/15 =
- 9 11/15
Question 4
- 3 7/7 + 3 1/3 =
- 3 + 1 + 3 1/3 =
- 4 + 3 1/3 =
- 7 1/3
Question 5
- 1 4/6 + 9 3/8 =
- 1 + 9 + 2/3 + 3/8 =
- 10 + 2*8/24 + 3*3/24 =
- 10 + 25/24 =
- 10 + 1 1/24 =
- 11 1/24