
Números Racionais - 8ºano
Authored by Sónia Abreu Furtado Soares
Mathematics
8th Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indique o valor lógico (verdadeiro ou falso) da seguinte afirmação:
0,25 é uma dízima finita.
Verdadeiro
Falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indique o valor lógico (verdadeiro ou falso) da seguinte afirmação:
3,45(6) é um número fracionário.
Verdadeiro
Falso
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indique o valor lógico (verdadeiro ou falso) da seguinte afirmação:
45,(5) corresponde a um dízima infinita periódica.
Verdadeiro
Falso
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Classifica a dízima:
0,1(4)
Evaluate responses using AI:
OFF
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Classifica a dízima correspondente à fração:
Dízima finita
Dízima finita periódica
Dízima infinita periódica
Dízima infinita
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Classifica a dízima correspondente à fração:
Dízima finita
Dízima finita periódica
Dízima infinita
Dízima infinita periódica
7.
MATCH QUESTION
1 min • 1 pt
Associa a cada igualdade a propriedade da multiplicação utilizada.
Comutativa
(− 1 )× 1 = − 1
Elemento Absorvente
[( − 2) + (−3)] × 5= (−2) × 5 + ( −3 ) × 5
Associativa
− 5 × 3 = 3 × ( − 5 )
Distributiva
0 × ( − 3 ) = 0
Elemento Neutro
2 × [5 × (− 2 )] =( 2 × 5 ) × (− 2)
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