Subtracting Mixed Number Fractions with Unlike 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

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

Solve and simplify to lowest terms.

• a

• b

• c

• d

Tags

CCSS.7.NS.A.1C

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

Tags

CCSS.4.NF.A.1

CCSS.5.NF.B.5B

• 4  1/5
• 4  14/15
• 3  9/15
• 3  14/15

Tags

CCSS.7.NS.A.1C

What must you do first in order to add or subtract fractions with unlike denominators?

• add the numerators

• add the denominators

• find a common denominator

• find a common numerator

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding or subtracting fractions with unlike denominators, what is the first step?

• Add the numerators

• Add the denominators

• Find a common denominator

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve.

• 1 9/11

• 2 5/11

• 8/11

• 5/22

Tags

CCSS.7.NS.A.1C

Solve and simplify to lowest terms

• A

• B

• C

• D

Tags

CCSS.7.NS.A.1C