Answer:
1.
7/12 + 1/4
7/12 + 3/12
= 10/12 or 5/6
2.
1/5 + 2 1/4
1/5 + 9/4
4/20 + 45/20
= 49/20 or 2 9/20
3.
5 2/4 + 1 3/10
22/4 + 13/10
110/20 + 26/20
= 136/20 or 34/5 or 6 4/5
4.
1/3 + 1/5
5/15 + 3/15
= 8/15
5.
1 1/9 + 2 1/5
10/9 + 11/5
50/45 + 99/45
= 149/45 or 3 14/45
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Answers & Comments
Answer:
1.
7/12 + 1/4
7/12 + 3/12
= 10/12 or 5/6
2.
1/5 + 2 1/4
1/5 + 9/4
4/20 + 45/20
= 49/20 or 2 9/20
3.
5 2/4 + 1 3/10
22/4 + 13/10
110/20 + 26/20
= 136/20 or 34/5 or 6 4/5
4.
1/3 + 1/5
5/15 + 3/15
= 8/15
5.
1 1/9 + 2 1/5
10/9 + 11/5
50/45 + 99/45
= 149/45 or 3 14/45