Adding and Subtracting Fractions and Mixed Numbers

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert each fraction to an equivalent fraction with that denominator, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a mixed number?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that result over the original denominator.

Front

What is the first step in subtracting fractions?

Back

The first step in subtracting fractions is to ensure they have a common denominator.

Tags

CCSS.7.NS.A.1C

Front

How do you subtract fractions with the same denominator?

Back

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

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the process for finding a common denominator?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common factor (GCF).

Front

What is the relationship between improper fractions and mixed numbers?

Back

An improper fraction has a numerator that is greater than or equal to its denominator, while a mixed number combines a whole number and a proper fraction.

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers, then add the fractions, and if necessary, convert the result back to a mixed number.

Tags

CCSS.7.NS.A.1C