
Descritores de Matemática
Authored by MARCOS LIMA
Mathematics
1st Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Analise a fração a seguir:
12/45
Podemos afirmar que ela é a fração geratriz da dízima:
2,77…
0,62626262…
2,55…
0,2666…
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sobre as dízimas, julgue as afirmativas a seguir:
I. A representação fracionária da dízima periódica é chamada de fração geratriz.
II. As dízimas não periódicas possuem fração geratriz.
III. Toda dízima periódica é um número racional.
Marque a alternativa correta:
Somente a afirmativa I é verdadeira.
Somente a afirmativa II é verdadeira.
Somente a afirmativa III é verdadeira.
Somente a afirmativa II é falsa.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A fração 3/4 está entre os números:
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Um carregador vai sair de uma câmara frigorífica. Dentro dela, a temperatura que marca o termômetro é de -19 °C, fora dela, a temperatura é de 22 °C. A diferença entre essas temperaturas é:
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A representação fracionária do número 3,5 é:
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A representação decimal da fração 7/4 é:
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A representação percentual de 4/5 é:
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