Adding and Subtracting Mixed Numbers with Different Denominators

What is the process of making two fractions with unlike denominators able to be added or subtracted called?

• Finding the least common multiple or least common denominator

• Addition

• Multiplication

• Reverse multiplication

Tags

CCSS.7.NS.A.1C

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the first step of adding or subtracting two fractions?

• Checking if the numerators are the same

• Checking if the denominators are the same or different

• Checking that the fractions are equal

• Adding or subtracting

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding and subtracting fractions, which value needs to be the same in all values being added/subtracted?

• Numerator

• Denominator

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• A
• B
• C
• D

Tags

CCSS.7.NS.A.1C

• denominators.

• 4   19/5

• 4 5/10

• 4 19/25

• 4 5/10

• 4 5/10

• 4 19/25

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• denominators.

• 4   19/5

• 4 5/10

• 4 19/25

• 4 5/10

• 4 5/10

• 4 19/25

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

April has 2/3 cup sugar and Mike has  1 3/6 cups of sugar. How much do they have together? 

• 13/6 or  2 1/6

• 2 whole

• 2 1/2 

• 3 whole

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

6½ - 2⅔

• 4  1/6

• 3  5/6

• 4  1/2

• 3  1/2

Tags

CCSS.7.NS.A.1C

8  2/4 - 3  2/3=
Simplify/Reduce if needed.

• 5  2/12

• 4  5/6

• 11  1/6

• 8  2/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2