
Dízimas Periódicas e Frações Geratrizes
Authored by Dani Gomes
Mathematics
8th Grade
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A dízima periódica 0,333.... corresponde a qual fração geratriz?
1/2
1/4
1/3
2/3
3/4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número 0,666... é equivalente a:
1/6
2/3
3/5
1/3
5/6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fração geratriz de 0,777...?
3/4
5/6
7/9
2/5
4/7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número decimal 0,25 é:
Dízima periódica
Número irracional
Número inteiro
Decimal exato
Número primo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A dízima periódica simples 0,555... corresponde à fração:
1/5
5/9
1/2
4/7
5/8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A dízima periódica 0,818181... pode ser representada por:
81/90
9/11
8/9
81/99
9/10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número 0,090909.... equivale a:
1/10
10/11
9/99
9/100
9/90
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