Question

faça operações a seguir:

a) 5/9 + 4/9=
b) 3/4 + 2/4=
c) 4/8 - 3/8=
d) 2/5 + 3/4=
e) 3/7 - 3/5=
f) 3/4 + 1/2 + 3/8=
g) 2/6-1/9=
h) 4/5 + 3/5 -1/5 =
i) 4/7 + 1/2=
1) 8/3 - 1/3=
k) 5/4 + 3/6 - 4/8=
1) 5/7 X 4/5=​

Answer 1

Resposta:

a) 5/9+4/9

5+4/9

9/9

1

b)3/4+2/4

3+2/4

5/4

c)4/8-3/8

4-3/8

1/8

d)2/5+3/4

8+15/20

23/20

e)3/7-3/5

15-21/35

-6/35

f)3/4+1/2+3/8

6+4+3/8

13/8

g)2/6-1/9

1/3-1/9

3-1/9

2/9

h)4/5+3/5-1/5

4+3-1/5

6/5

i)4/7+1/2

8+7/14

15/14

j)8/3-1/3

8-1/3

7/3

k)5/4+3/6-4/8

5/4+1/2-4/8

5/4+1/2-1/2

5/4+0

l)5/7×4/5

1/7×4

4/7

Espero ter ajudado