Adding & Subtracting Fractions with UNLIKE Denominators

Front

What do you add or subtract when working with fractions?

Back

You add or subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the first step in adding or subtracting fractions with unlike denominators?

Back

Find a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What should you do after adding or subtracting fractions?

Back

You should always simplify the result if possible.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Can you add fractions with unlike denominators directly?

Back

No, you cannot add unlike denominators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What are equivalent fractions?

Back

Fractions that represent the same value but have different numerators and denominators.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you find a common denominator for two fractions?

Back

You can find the least common multiple (LCM) of the denominators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the least common multiple (LCM)?

Back

The smallest multiple that two or more numbers share.

Front

What is the process of simplifying a fraction?

Back

Dividing the numerator and denominator by their greatest common divisor (GCD).

Front

What is a numerator?

Back

The top number in a fraction that represents how many parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a denominator?

Back

The bottom number in a fraction that represents the total number of equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B