7 ano - Números Racionais

Quiz
•
Mathematics
•
7th Grade
•
Hard

FRANCISCO ALMEIDA
Used 129+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual é o resultado da operação (-4).(-2).(-1)?
-7
+7
-8
+8
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Na adição +2 +5 +4 -2 -5, o resultado final é?
-4
0
+4
11
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na soma de frações 2/3 + 4/5, o m.m.c é o número?
15
8
10
12
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O resultado da expressão ( +4 +3). (-2-1) é igual a...
+21
-21
-7
+7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A soma dessas frações tem como resultado ...
2/6
2/5
5/5
5/6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A subtração dessas frações tem como resultado...
1/20
31/20
1
1/9
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual dos números abaixo não tem raiz quadrada exata?
49
20
25
36
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