A fraction represents a part of a whole. It consists of a numerator (the top number) and a denominator (the bottom number). For example, in the fraction $$\frac{1}{2}$$ , 1 is the part and 2 is the whole.

What is the sum of $$\frac{1}{3} + \frac{1}{3} + \frac{1}{3}$$ ?

The sum is $$\frac{3}{3} = 1$$ .

What is the sum of $$\frac{1}{2} + \frac{1}{2} + \frac{1}{2} + \frac{1}{2}$$ ?

The sum is $$\frac{4}{2} = 2$$ .

Which of the following is a unit fraction: $$\frac{2}{6}$$ , $$\frac{1}{8}$$ , or $$\frac{5}{8}$$ ?

The unit fraction is $$\frac{1}{8}$$ .

Which of the following is NOT a unit fraction: $$\frac{1}{2}$$ , $$\frac{3}{4}$$ , or $$\frac{1}{9}$$ ?

The fraction that is NOT a unit fraction is $$\frac{3}{4}$$ .

What is the value of $$\frac{1}{4} + \frac{1}{4} + \frac{1}{4} + \frac{1}{4}$$ ?

The value is $$\frac{4}{4} = 1$$ .

What does it mean to decompose $$\frac{5}{8}$$ ?

To decompose $$\frac{5}{8}$$ means to express it as a sum of unit fractions, such as $$\frac{1}{8} + \frac{1}{8} + \frac{1}{8} + \frac{1}{8} + \frac{1}{8}$$ .

What is the difference between composing and decomposing fractions?

Composing fractions means adding them together, while decomposing fractions means breaking them down into smaller parts.

Can you give an example of a fraction that is not a unit fraction?

An example of a fraction that is not a unit fraction is $$\frac{2}{5}$$ .

What is the sum of $$\frac{1}{3} + \frac{1}{3} + \frac{1}{3} + \frac{1}{3}$$ ?

The sum is $$\frac{4}{3}$$ , which is an improper fraction.

Composing and Decomposing Fractions Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

2.

FLASHCARD QUESTION

Front

What is a unit fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

3.

FLASHCARD QUESTION

Front

How do you compose fractions?

Back

Tags

CCSS.4.NF.B.3A

4.

FLASHCARD QUESTION

Front

How do you decompose fractions?

Back

Tags

CCSS.4.NF.B.3B

5.

FLASHCARD QUESTION

Front

Back

Tags

CCSS.4.NF.B.3A

6.

FLASHCARD QUESTION

Front

Back

Tags

CCSS.4.NF.B.3A

7.

FLASHCARD QUESTION

Front

Back

Tags

CCSS.4.NF.B.3A

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