Revisão - números decimais
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
Amanda Maldaner
Used 34+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Para adicionar dois números decimais, usando o algoritmo convencional, qual é o cuidado que se deve ter em relação à posição da vírgula?
Deve-se posicionar vírgula embaixo de vírgula.
Deve-se somar as casas decimais.
Não é preciso atentar-se à vírgula.
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Calcule .
9
0,9
0,09
0,009
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Complete corretamente a sentença que explica parte do algoritmo usado na multiplicação de números decimais.
"Na multiplicação de dois números decimais, o produto (resultado) terá um número de casas decimais igual à _____________ do número de casas decimais dos fatores".
Soma
Subtração
Multiplicação
Divisão
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Amanda comprou um tênis por R$ 94,70 e pagou com R$ 100,00. Quanto ela recebeu de troco?
R$ 4,30
R$ 5,30
R$ 6,30
R$ 7,30
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o número decimal que corresponde a 65% ?
65
0,65
6,5
0,0065
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Como é escrito por extenso o número decimal a seguir:
56,8
Cinquenta e seis inteiros e oito décimos
Cinquenta e seis inteiros e oito centésimos
Cinquenta e seis vírgula oito milésimos
Cinquenta e seis inteiros e oito centésimos
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
10 notas de R$ 2,00 correspondem a:
Uma nota de R$ 20,00.
Uma nota de R$ 100,00.
Uma nota de R$ 10,00.
Uma nota de R$ 50,00.
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