Question

Me ajudem por favor

Answer 1

Resposta:

Explicação passo a passo:

Answer 2

Resposta:

1) 2/3 + 1/7 = 14/21 + 3/21= 17/21

2) 1/3 + 1/12 = 4/12 + 1/12= 5/12

3) 1/9 + 1/10 = 10/90 + 9/90= 19/90

4) 1/4 + 1/9 = 9/36 + 4/36= 13/36

5)1/3 + 1/10 = 10/30 + 3/30= 13/30

6) 1/3 + 1/9 = 3/9 + 1/9= 4/9

7) 1/4 + 1/5 = 5/20 + 4/20= 9/20

8) 5/6 + 1/10 = 25/30 + 3/30= 28/30

9) 1/8 + 1/9 = 9/72 + 8/72 = 17/72

10)2/7 + 3/10 = 20/70 + 21/70 = 41/70

11)1/7 + 1/10= 10/70 + 7/70= 17/70

12)1/6 + 1/12= 2/12+ 1/12= 3/12

13)1/7+ 1/9= 9/63+ 1/63= 10/63

14)5/6 + 1/8 =20/24 + 3/24= 23/24

15)1/6 + 1/10= 5/30+ 3/30=8/30

16)1/7+1/8= 8/56+7/56=15/56

17)1/8+1/10=5/40+4/40=9/40

18)1/6+1/9=3/18+2/18=5/18

19)5/7+2/9= 45/63+14/63=59/63

20)1/7+7/10=10/70+49/70=59/70

Explicação passo a passo:

Pfv me marque como melhor resposta pq eu passei um tempão digitando