A fraction represents a part of a whole and is written as $$\frac{a}{b}$$ , where 'a' is the numerator (the number of parts) and 'b' is the denominator (the total number of equal parts).

What is a proper fraction?

A proper fraction is a fraction where the numerator is less than the denominator, such as $$\frac{3}{4}$$ .

What is an improper fraction?

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as $$\frac{5}{4}$$ .

What is the sum of $$\frac{2}{10} + \frac{3}{10}$$ ?

$$\frac{5}{10} = \frac{1}{2}$$ .

How can $$\frac{4}{5}$$ be expressed as a sum of fractions?

$$\frac{4}{5} = \frac{2}{5} + \frac{1}{5} + \frac{1}{5}$$ .

What is the process to find a common denominator for $$\frac{1}{2}$$ and $$\frac{1}{3}$$ ?

The common denominator for $$\frac{1}{2}$$ and $$\frac{1}{3}$$ is 6. Convert to $$\frac{3}{6}$$ and $$\frac{2}{6}$$ .

What does it mean to simplify a fraction?

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common factor.

4th Grade - Adding and Subtracting 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

How do you add fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

3.

FLASHCARD QUESTION

Front

How do you subtract fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

4.

FLASHCARD QUESTION

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest number that can be used as a common denominator for two or more fractions.

5.

FLASHCARD QUESTION

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find the least common denominator (LCD), convert each fraction to an equivalent fraction with the LCD, then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

6.

FLASHCARD QUESTION

Front

What is a mixed number?

Back

Tags

CCSS.3.NF.A.3C

7.

FLASHCARD QUESTION

Front

How do you convert an improper fraction to a mixed number?

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

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