Quizizz: operações com números racionais 8º ANO

Quiz
•
Mathematics
•
8th Grade
•
Medium
Sandra Buligon
Used 15+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A rua onde Mariana mora está sendo asfaltada. Na primeira semana foram asfaltados 3/8 da rua e na segunda semana 1/3 da rua. Que fração da rua foram asfaltadas nessas duas semanas?
4/8
17/24
7/24
4/11
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pedro tem um rolo de barbante com 10 metros de comprimento. Desse rolo, ele cortou três pedaços com comprimentos diferentes:
1,25 metros; 3,14 metros e 0,82 metros.
Quantos metros de barbante ainda restam no rolo?
479 metros
47,9 metros
4,79 metros
0,47 metros
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Para o lanche do recreio, dona Amália preparou 16 litros de suco de uva. Os copos que serão usados possuem 1/8 de litro de capacidade. Quantos copos ela poderá encher com o suco que preparou?
2 copos
16 copos
64 copos
128 copos
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quantas casas decimais, depois da vírgula, teria o produto da operação a seguir
12,345
x 3,25
3
2
5
4
5.
MATCH QUESTION
5 mins • 1 pt
combine a fração com sua devida forma decimal.
5
7/2
0,625
2/3
0,666...
2/9
0,222...
5/8
3,5
20/4
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Se dividirmos 95,5 por 5 o resultado será:
19,1
0,191
1,91
19,111...
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