Question

3/7÷2/5=


3/4-2/2=



2/3+3/4=



5/6-1/4=
​

Answer 1

Oieee

Bom,

__________

A)

3/7 ÷ 2/5 →

3/7 × 5/2 = 15/14

R) 15/14

_

B)

3/4 - 2/2

3/4 - 4/4

-1/4

R) -1/4

_

C)

2/3 + 3/4

8/12 + 9/12

17/12

R) 17/12

_

D)

5/6 - 1/4

10/12 - 3/12

7/12

R) 7/12

___________________

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A$$: MarcosPCV