Dízimas Periódicas
Authored by GISELE SOUZA
Mathematics
5th Grade - Professional Development
Used 13+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dízimas Periódicas são números:
Inteiros
Naturais
Racionais
Irracionais
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Observe os números abaixo e marque a alternativa que corresponde a classificação de cada um.
I. 2,33333...
II. 0,34343434...
III. 1,28
IV. 23,67888...
I. Decimal exato
II. Dízima Periódica SImples
III. Dízima periódica composta
IV. Decimal exato
I. Dízima Periódica composta
II. Dízima Periódica simples
III. Decimal exato
IV. Dízima Periódica simples
I. Dízima Periódica simples
II. Dízima Periódica simples
III. Decimal exato
IV. Dízima periódica composta
I. Dízima Periódica simples
II. Dízima Periódica simples
III. Decimal exato
IV. Dízima periódica simples
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na dízima periódica,
12,6768888888....
qual o período?
676
6
67
8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual o ANTIPERÍODO da dízima abaixo?
56,78999999...
56
56,78
9
78
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identifique o Período e o Antiperíodo da dízima abaixo.
78,90222222...
Período: 2
Antiperíodo: 78
Período: 2
Antiperíodo: 90
Período: 2
Antiperíodo: 78,90
Período: 90
Antiperíodo: 2
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Esqueceu do 0 correspondente ao antiperíodo 2.
Esqueceu a parte inteira de ambos os lados.
Pôs um 9 a mais no denominador, visto que o período só tem um algarismo.
Errou a simplificação da fração.
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual a fração geratriz da dízima periódica 0,999999... ?
1
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