Question

me ajudem 2 por favor​

Answer 1

8)

a) 7 2 9

----- + ------ = ------

13 13 13

b) 8 2 6

------ - ------- = ------

15 15 15

c) 9 10 19

------ + ------ = ------

11 11 11

d) 10 7 3

------ - ------ = ------

3 3 3

e) 13 29 42

----- + ------ = ------

10 10 10

f) 31 17 14

------ - ------- = -------

6 6 6

g) 5 2 7

------ + ------ = -------

4 4 4

h) 11 1 5 17

----- + ----- + ------ = -------

6 6 6 6