
Números racionais
Authored by Débora Lorençon
Mathematics
8th Grade
Used 20+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a letra que representa o conjunto dos números racionais?
R
Z
N
Q
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Todo número inteiro é racional.
Verdade
Falso
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4
9
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5,2
2,5
2,05
5,02
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
D26 - Resolver problema com números racionais que envolvam as operações (adição, subtração, multiplicação, divisão e potenciação).
Marta quer comprar uma mala que custa R$ 184,99. Ela tem R$ 95,00.
Quanto lhe falta para conseguir comprar essa mala?
R$ 89,99
R$ 99,99
R$ 111,99
R$ 189,99
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Um boneco de brinquedo dá passos de 8,5 cm.
O número de passos ele deve dar para andar 68 cm é:
8 passos.
9 passos.
10 passos.
11 passos.
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
(AvaliaBH). Rosana resolveu a expressão numérica ao lado.
O resultado dessa expressão é
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