Question

Resolva:
1)2/5+2/3-1/5
2)4/7+1/2
3)2/5+1/10
Genteee,presiso urgentee
Ainda para hj de manhã

Answer 1

Olá...

Resolva:

1)

2/5 + 2/3 - 1/5

2 - 1/5 + 2/3

1/5 + 2/3

3 + 10/5

13/15

 

2)

4/7 + 1/2

8 +7/14

15/14

3)

2/5 + 1/10

4 + 1/10

5/10 ÷ 5

1/2

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