Adding and Subtracting Fractions with Like Denominators

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 for fractions to have like denominators?

Back

Fractions have like denominators when they share the same denominator, allowing for straightforward addition or subtraction.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add fractions with like denominators?

Back

To add fractions with like denominators, keep the denominator the same and add the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 1/2 + 1/2?

Back

The sum is 2/2, which simplifies to 1.

Tags

CCSS.4.NF.B.3A

Front

What is the sum of 2/12 + 3/12?

Back

The sum is 5/12.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with like denominators?

Back

To subtract fractions with like denominators, keep the denominator the same and subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the result of 4/5 - 1/5?

Back

The result is 3/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 4/6 + 2/6?

Back

The sum is 6/6, which simplifies to 1.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 3/9 + 4/9?

Back

The sum is 7/9.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the importance of simplifying fractions?

Back

Simplifying fractions makes them easier to understand and work with, and it helps in comparing fractions.