A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number). For example, in the fraction $$\frac{3}{4}$$ , 3 is the numerator and 4 is the denominator.

How do you find a common denominator for $$\frac{1}{3}$$ and $$\frac{1}{4}$$ ?

The least common denominator (LCD) of $$\frac{1}{3}$$ and $$\frac{1}{4}$$ is 12. You can convert the fractions to $$\frac{4}{12}$$ and $$\frac{3}{12}$$ .

What is a mixed number?

A mixed number is a whole number combined with a proper fraction, such as 1 $$\frac{3}{4}$$ .

How do you add fractions with different denominators?

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators. For example, $$\frac{1}{3} + \frac{1}{4} = \frac{4}{12} + \frac{3}{12} = \frac{7}{12}$$ .

What is the process for subtracting fractions with different denominators?

To subtract fractions with different denominators, find a common denominator, convert the fractions, and then subtract the numerators.

What is the result of $$\frac{2}{5} + \frac{1}{5}$$ ?

The result is $$\frac{3}{5}$$ .

What is the result of $$\frac{5}{9} - \frac{3}{9}$$ ?

The result is $$\frac{2}{9}$$ .

What is the result of $$\frac{7}{6} - \frac{1}{6}$$ ?

The result is $$\frac{6}{6} = 1$$ .

What is the result of $$\frac{3}{8} + \frac{1}{8}$$ ?

The result is $$\frac{4}{8} = \frac{1}{2}$$ .

What is the result of $$\frac{10}{8} - \frac{5}{8}$$ ?

The result is $$\frac{5}{8}$$ .

Resource Library

Math

Fractions

Adding And Subtracting Fractions

Adding and Subtracting Fractions

Flashcard

•

Mathematics

•

6th - 8th Grade

•

Practice Problem

•

Hard

•

CCSS

4.NF.B.3C, 5.NF.A.1, 3.NF.A.3C

Standards-aligned

Wayground Content

FREE Resource

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15 questions

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FLASHCARD QUESTION

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

FLASHCARD QUESTION

Front

How do you add fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

FLASHCARD QUESTION

Front

How do you subtract fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

FLASHCARD QUESTION

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions. It is used to add or subtract fractions with different denominators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

FLASHCARD QUESTION

Front

Back

FLASHCARD QUESTION

Front

What is an improper fraction?

Back

Tags

CCSS.3.NF.A.3C

FLASHCARD QUESTION

Front

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

Back

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