Question

20 ejemplos de suma y resta de fracciones

Answer 1

Con igual denominador:
Suma:
1° 5/10 + 3/10 = 8/10
2° 8/4 + 3/4 = 11/4
3° 6/7 + 9/7 = 15/7
4° 3/9 + 5/9 = 8/9
5° 1/5 + 1/5 = 2/5
6° 7/3 + 9/3 = 16/3
7° 8/30 + 12/30 = 20/30
8° 14/23 + 7/23 = 21/23
9° 21/42 + 3/42 = 24/42
10° 13/57 + 21/57 = 34/57
Resta:
11° 9/3 - 8/3 = 1/3
12° 3/8 - 1/8 = 2/8
13° 4/6 - 2/6 = 2/6
14° 7/2 - 3/2 = 4/3
15° 23/33 - 12/33 = 11/33
16° 26/53 - 16/53 = 10/53
17° 67/18 - 54/18 = 13/18
18° 22/5 - 4/5 = 18/5
19° 19/29 - 6/29 = 13/29
20° 43/16 - 21/16 = 22/16
 Ya esta :D