Números Racionais e Linguagem Algébrica.
Quiz
•
Mathematics
•
8th Grade
•
Hard
Used 5+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1- Qual é a fração que representa um número inteiro?
1/2
3/2
4/2
4/5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2- Qual é a fração que representa cinco inteiros?
25/5
30/4
35/6
40/7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3- Qual é o primeiro passo pra subtrair frações com denominadores diferentes?
A) Subtrair os denominadores diferentes.
B) Encontrar um denominador comum.
C) Multiplicar os denominadores.
D) Somar os denominadores.
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
4- Qual é o resultado final da subtração 2/10 - 1/4 ?
A) 4/11
B) 3/10
C) 2/15
D) - 1/20
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5- Qual é o denominador comum ( m.m.c.) da fração 6/2 e 4/3 ?
A) 2
B) 3
C) 6
D) 8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6- Simplifique a fração 15/10 :
A) 8/3
B) 7/5
C) 9/7
D) 3/2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7- É correto afirmar que a expressão (3x4 )2 representa:
A) 6 x6
B) 9 x8
C) 9 x12
D) x 2
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8- É uma sequência aleatória de números reais:
A) 2,7,15,78.
B) -3, -5, -8, -27.
C) - 4; 9; 3/2; ✓49; - 2,5; 4,2.
D) 7/8, 5/6, - 4/7.
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9- Representa números inteiros:
A) {... , -3, -2, -1, 0, 1, 2, 3, ...}
B) 0, 1, 2, 3, 4, 5, 6,...
C) 3/2, 4, ✓25, - 7.
D) 4,5; - 3,9; 5/7; ✓16; 8; - 8.
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