II. RESUELVE LAS SIGUENTES OPERACIONES CON FRACCIONES
1. 1 + 2 =
5 3
2. 3 − 1 =
8 4
3. 3 + 1 =
4 5
4. 5 − 1 =
16 4
5. 1 +
3
1 + 1 =
4 6
6. 2 + 1 + 3 =
7 14 2
7. 2 +
7
5 + 3 =
7 7
8. 2 + 9 + 3 =
3 3 3
9. 2 − 3 =
7 7
10.
12 − 3 =
14 14
11.
84 −
54
48 =
84
12.
48 −
36
18 =
81
18
13.
60
42 =
36
14.
16
30
36 =
24
12 6
15. =
18 16
35
16.
42
12 =
40
5 2
17. ∶ =
3 7
1 4
18. ∶ =
3 9
3 2
19. ∶ =
5 9
8 3
20. ∶ =
1. 1 + 2 =
5 3
2. 3 − 1 =
8 4
3. 3 + 1 =
4 5
4. 5 − 1 =
16 4
5. 1 +
3
1 + 1 =
4 6
6. 2 + 1 + 3 =
7 14 2
7. 2 +
7
5 + 3 =
7 7
8. 2 + 9 + 3 =
3 3 3
9. 2 − 3 =
7 7
10.
12 − 3 =
14 14
11.
84 −
54
48 =
84
12.
48 −
36
18 =
81
18
13.
60
42 =
36
14.
16
30
36 =
24
12 6
15. =
18 16
35
16.
42
12 =
40
5 2
17. ∶ =
3 7
1 4
18. ∶ =
3 9
3 2
19. ∶ =
5 9
8 3
20. ∶ =
Respuesta:
67
Explicación paso a paso:
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