25 EJERCICIOS DE SUMA DE FRACCIONES.

1:4/8

+ 3/8

7/8

2:1/7

+ 3/7

4/7

3:1/3

+ 1/3

2/3

4:1/9

+ 1/9

2/9

5:5/9

+ 1/9

2/3

6:5/9

+ 3/9

8/9

7:1/6

+ 3/6

2/3

8:2/6

+ 1/6

1/2

9:1/4

+ 1/4

1/2

10:1/5

+ 3/5

4/5

11:2/7

+ 2/7

4/7

12:3/9

+ 5/9

8/9

13:3/6

+ 1/6

2/3

14:4/9

+ 4/9

8/9

15:1/7

+ 1/7

2/7

16:26/7

+ 8/1

82/7

17:20/9

+ 30/13

530/117

18:23/8

+ 11/8

17/4

19:30/13

+ 35/2

515/26

20:15/4

+ 13/5

127/20

21:29/13

+ 30/13

59/13

22:23/2

+ 37/15

419/30

23:10/3

+ 9/2

47/6

24:19/4

+ 17/5

163/20

25:11/14

+ 13/8

135/56

25 EJERCICIOS DE RESTA DE FRACCIONARIOS RESUELTOS.

1:8/1

- 26/7

30/7

2:30/13

- 20/9

10/117

3:23/8

- 11/8

3/2

4:35/2

- 30/13

395/26

5:15/4

- 13/5

23/20

6:30/13

- 29/13

1/13

7:23/2

- 37/15

271/30

8:9/2

- 10/3

7/6

9:19/4

- 17/5

27/20

10:13/8

- 11/14

47/56

11:5/1

- 38/15

37/15

12:11/12

- 10/11

1/132

13:17/3

- 38/13

107/39

14:29/7

- 19/5

12/35

15:4/1

- 29/9

7/9

16:19/8

- 23/15

101/120

17:17/5

- 37/14

53/70

18:17/2

- 25/13

171/26

19:9/5

- 13/9

16/45

20:3/1

- 23/8

1/8

21:7/2

- 16/5

3/10

22:7/5

- 8/7

9/35

23:36/5

- 19/5

17/5

24:5/3

- 15/13

20/39

25:38/3

- 32/11

322/33

25 EJERCICIOS DE MULTIPLICACIÓN DE FRACCIONARIOS.

1:26/7

× 8/1

208/7

2:20/9

× 30/13

200/39

3:23/8

× 11/8

253/64

4:30/13

× 35/2

525/13

5:15/4

× 13/5

39/4

6:29/13

× 30/13

870/169

7:23/2

× 37/15

851/30

8:10/3

× 9/2

15/1

9:19/4

× 17/5

323/20

10:11/14

× 13/8

143/112

11:5/1

× 38/15

38/3

12:11/12

× 10/11

5/6

13:17/3

× 38/13

646/39

14:19/5

× 29/7

551/35

15:29/9

× 4/1

116/9

16:39/11

× 14/5

546/55

17:4/1

× 2/1

8/1

18:35/12

× 18/5

21/2

19:9/5

× 35/13

63/13

20:25/7

× 10/13

250/91

21:11/1

× 31/11

31/1

22:4/1

× 11/10

22/5

23:10/3

× 11/2

55/3

24:5/7

× 13/1

65/7

25:25/2

× 17/3

425/6