Operações com números racionais

Quiz
•
Mathematics
•
8th Grade
•
Medium
Prof.: Cristina e Cristiane
Used 5+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o resultado da raiz?
9/10
3/2
1/5
7/10
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor da raiz é?
3
7
0,4
0,6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tirando o mmc dos denominadores e escrevendo novas frações, calcule a adição de frações. O resultado é igual a:
7/4
4/6
4/8
5/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor da potência é:
25/4
9
10/2
7/4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a raiz quadrada de 3,24?
2,5
1,6
1,8
2,2
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Em uma potência todo número ele vado a ZERO é igual a:
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A expressão acima tem como resultado um número inteiro. Esse número é:
3
5
4
12
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para resolver uma divisão com números decimais é preciso igualar as casas decimais. Dessa forma o valor da divisão
9 ÷ 0,6 é:
15
3
8
3,3
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