
Simplificação e Adição de Frações
Interactive Video
•
Mathematics
•
5th - 8th Grade
•
Practice Problem
•
Hard
+8
Standards-aligned
Ethan Morris
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a primeira etapa ao somar ou subtrair frações com denominadores diferentes?
Multiplicar os numeradores
Somar os numeradores
Calcular o MMC dos denominadores
Subtrair os denominadores
Tags
CCSS.7.NS.A.1C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o MMC de 6 e 8?
24
12
18
30
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Após encontrar o MMC, qual é o próximo passo na adição de frações?
Dividir o MMC pelo denominador e multiplicar pelo numerador
Dividir o MMC pelo numerador
Multiplicar o MMC pelo denominador
Somar o MMC aos numeradores
Tags
CCSS.4.NF.B.3C
CCSS.4.NF.B.3D
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da subtração de 16/24 - 6/24?
10/24
5/12
8/24
4/12
Tags
CCSS.4.NF.B.3C
CCSS.4.NF.B.3D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o MMC de 10 e 6?
50
40
30
20
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da soma de 3/10 + 5/6 após simplificação?
34/30
15/17
17/15
30/34
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por que é importante simplificar frações após a adição ou subtração?
Para facilitar a leitura
Para obter a forma mais simples da fração
Para reduzir o tamanho dos números
Para aumentar o valor da fração
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