
Operações Básicas com Números Decimais
Interactive Video
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
PRISCILA CAVALCA DE ARAUJO
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da soma de 3875 e 763?
4538
4638
4738
4838
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes afirmações sobre números decimais está correta?
Adicionar zeros no final da parte decimal de um número altera seu valor.
Para comparar dois números decimais, deve-se começar comparando a parte inteira e, em seguida, os décimos, centésimos, milésimos, e assim por diante.
O número 1,2 é maior que 1,200.
O número 32,346 é maior que 32,35.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da soma 576,28 + 94,27?
670,55
670,98
669,55
671,05
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual propriedade da adição afirma que a ordem dos números não altera o resultado da soma (a + b = b + a)?
Elemento neutro
Associativa
Comutativa
Distributiva
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da subtração 475,08 - 86,5?
388,58
389,58
388,48
389,48
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