
Adição e Subtração de Frações
Interactive Video
•
Mathematics
•
5th - 7th Grade
•
Practice Problem
•
Hard
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 diferença principal entre adicionar números naturais e frações?
Frações são sempre menores.
Não há diferença.
Frações têm denominadores que devem ser considerados.
Números naturais são sempre maiores.
Tags
CCSS.4.NF.B.4A
CCSS.4.NF.B.4B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se uma tira de cartolina é dividida em 8 partes e 3 são pintadas de laranja, qual fração representa a parte laranja?
3/5
5/8
3/8
5/3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ao adicionar frações com o mesmo denominador, o que fazemos com os numeradores?
Somamos os numeradores.
Dividimos os numeradores.
Subtraímos os numeradores.
Multiplicamos os numeradores.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se uma tira é dividida em 9 partes e 5 são pintadas de amarelo, mas 2 são removidas, qual fração representa a parte restante?
7/9
3/7
3/9
5/9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que devemos fazer ao subtrair frações com o mesmo denominador?
Multiplicar os denominadores.
Multiplicar os numeradores.
Subtrair os numeradores.
Subtrair os denominadores.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como podemos lidar com frações de denominadores diferentes?
Subtrair os denominadores.
Somar os denominadores.
Encontrar frações equivalentes.
Ignorar os denominadores.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o primeiro passo ao adicionar frações com denominadores diferentes?
Multiplicar os numeradores.
Encontrar um denominador comum.
Subtrair os numeradores.
Dividir os denominadores.
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