Multiplicação, divisão e potências de números racionais

Quiz
•
Mathematics
•
7th - 8th Grade
•
Hard
Maria Moreira
Used 38+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
dos discos do António são 9. Quantos discos tem o António?
45
36
54
72
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Numa fração, o que indica o denominador?
O denominador informa a quantidade de partes consideradas da unidade.
O denominador informa a quantidade de partes iguais em que a unidade foi dividida.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na multiplicação e divisão de números com sinais iguais obteremos:
Um número positivo
Um número negativo
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na multiplicação e divisão de números com sinais diferentes obteremos:
Um número negativo
Um número positivo
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Os resultados de e são respetivamente:
e
e
e
e
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A aplicação da propriedade distributiva da multiplicação da expressão é:
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