
Números reais da reta numérica
Interactive Video
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
JOAO PAULO PEREIRA
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a representação decimal da fração 2/5?
0.2
0.4
0.5
2.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a representação decimal da fração 3/4?
0.3
0.4
0.75
3.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a representação decimal da fração -7/2?
-7.2
-3.5
-2.7
-0.72
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a representação decimal da fração 9/2?
9.2
2.9
4.5
0.45
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a classificação e o valor aproximado da raiz quadrada de 2?
Número racional, aproximadamente 1,41.
Número irracional, aproximadamente 1,41.
Número inteiro, aproximadamente 2.
Número natural, aproximadamente 1,5.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ao converter a fração 5/9 para um número decimal, qual tipo de número é obtido?
Um número decimal exato.
Uma dízima não periódica.
Uma dízima periódica.
Um número inteiro.
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