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Quiz on Revisão de matemática-Números racionais, created by picuca on 14/04/2015.

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Revisão de matemática-Números racionais

Question 1 of 4

1

quanto é 2/3 - 3/5 ?

Select one or more of the following:

  • a)1/7

  • b)4/7

  • c)4/3

  • d) 4/15

  • e) 1 inteiro

Explanation

Question 2 of 4

1

Quanto é 3/5 + 7/5?

Select one or more of the following:

  • a)10/5

  • b)19/14

  • c)10/4

  • d)13/3

  • d)5%

  • e)1,3

Explanation

Question 3 of 4

1

Quanto é 7/9 - 1/6?

Select one or more of the following:

  • a)15%

  • b)11/18

  • c)12/5

  • d)13/9

  • e)15/2

Explanation

Question 4 of 4

1

Quanto é 13/5 x 12/2?

Select one or more of the following:

  • a)123/2

  • b)156/10

  • c)12/3

  • d)19/2

  • e)1%

Explanation

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