Question

arme e efetue mmc

a)2/3+3/3
b)5/6+7/4
c)3/4+2/12+4/8
D)4/9+2/3+3/12
E)6/5+4/15
F)9/12+7/24

Answer 1

OI

a) 2/3 + 3/3 = 5/3

b) 5/6 + 7/ 4 =  o mmc de 6,4=12

10 + 21 / 12

31/12

c) 3/4 + 2/12 + 4/8 = o mmc de 4, 12, 8 = 24

18 + 4 + 12 / 24

34/24 ÷ 2

17/12

d) 4/9 + 2/3 + 3/12= 0 mmc de 9,3,12 = 36

16 + 24 + 9 / 36

49/36

e) 6/5 + 4/15 = 0 mmc de 5,15 = 15

18 + 4 / 15

22/15

f) 9/12 + 7/24 = 0 mmc de 12,24 =

18 + 7 / 24

25/24

Bons estudos