Question

resolva as frações :
a)1/3+2/3=
b)6/2+4/5=
c)9/4+4/2=
d)8/2-5/4=
e)3/2x5/6=
f)4/8x9/6=
g)12/6x23/5=
h)6/3÷4/5=
i)8/3÷6/4=
j)7/3÷12/2

Answer 1

a)3/3

b)6/3+4/5
30/15+12/15
42/15

c)9/4+4/2
9/4+8/4
17/4

d)8/2-5/4
16/4-5/4
11/4

e)3/2.5/6
15/12

f)4/8.9/6
36/48

g)12/6.23/5
2/1.23/5
46/5

h)6/3÷4/5
6/3.5/4
30/12

i)8/3÷6/4
32/18

j)7/3÷12/2
14/36