Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to add fractions?

Back

Adding fractions involves finding a common denominator and then adding the numerators while keeping the denominator the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What does it mean to subtract fractions?

Back

Subtracting fractions involves finding a common denominator and then subtracting the numerators while keeping the denominator the same.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you find a common denominator for 3/4 and 1/5?

Back

The least common multiple (LCM) of 4 and 5 is 20, so the common denominator is 20.

Front

What is the sum of 2/5 and 3/8?

Back

31/40.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the difference between 3/4 and 1/5?

Back

11/20.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you subtract 5/6 and 2/9?

Back

Find a common denominator (18), convert the fractions, and subtract: 15/18 - 4/18 = 11/18.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the result of 1/3 + 1/4?

Back

7/12.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the first step in adding unlike fractions?

Back

Find a common denominator.

Tags

CCSS.7.NS.A.1C