matematicas

Mismo denominador. Suma las fracciones (y simplifica la respuesta si hace falta)
1:
1/4
+ 1/4
________________________________________

2:
1/7
+ 1/7________________________________________

3:
4/7
+ 1/7
________________________________________

4:
2/8
+ 1/8
________________________________________

5:
4/8
+ 3/8
________________________________________


6:
3/9+ 4/9
________________________________________

7:
2/9
+ 3/9
________________________________________

8:
3/9
+ 1/9
________________________________________

9:
1/9
+ 3/9________________________________________

10:
3/6
+ 1/6
________________________________________


11:
3/5
+ 1/5
________________________________________

12:
2/9
+ 5/9________________________________________

13:
1/5
+ 1/5
________________________________________

14:
1/7
+ 2/7
________________________________________

15:
4/6
+ 1/6________________________________________



Fracciones de la Unidad. Suma las fracciones (y simplifica la respuesta si hace falta)
1:
1/5
+ 1/3
________________________________________

2:
1/4
+ 1/7________________________________________

3:
1/12
+ 1/6
________________________________________

4:
1/9
+ 1/10
________________________________________

5:
1/9
+ 1/9________________________________________


6:
1/6
+ 1/11
________________________________________

7:
1/10
+ 1/10
________________________________________

8:
1/6
+ 1/7
________________________________________9:
1/12
+ 1/4
________________________________________

10:
1/6
+ 1/8
________________________________________


11:
1/8
+ 1/4
________________________________________

12:1/12
+ 1/12
________________________________________

13:
1/11
+ 1/4
________________________________________

14:
1/3
+ 1/2
________________________________________

15:
1/7
+ 1/12...