Adding and Subtracting Fractions with Unlike Denominators No Improper to Mixed Numbers

2 1/4 + 3 2/12

• 5 3/4

• 5 5/12

• 5 3/12

• 5 2/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3

• 4

• 24

• 12

Solve this mixed number equation:
1⅔ + 1⅚

• 3 1/2

• 2 7/6

• 3 7/6

• 2 7/9

Tags

CCSS.7.NS.A.1C

What is ALWAYS required when adding/subtracting fractions?

• The same numerators.

• The same denominators.

• Equivalent fractions.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• Add the numerators (top parts of the fractions).

• Rewrite the fractions in the simplest form. 

• Rewrite the fractions with a common denominator. 

• Make each fraction into an improper faction. 

Tags

CCSS.7.NS.A.1C

What is the the next step to finding this answer?

• Add the numerators (1+1=2)

• Multiply both numerators by 12 .

• Multiply the first numerator by 4 and the second numerator by 3.

• Multiply the first numerator by 3 and the second numerator by 4.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• Yes, the problem has been correctly added.

• No, you cannot add fractions with unlike denominators like that.

• No, 5 + 7 is not 12.

• No, 2 + 3 is not 5.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding mixed numbers, which do you add first?

• The whole number

• The fractions

• It doesn't matter

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

The number on the top of a fraction is called the:

• numerator

• denominator

• fractionator

• equivalent

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What does Ms. Parten say you should think of when you see unlike denominators?

• green flag

• white flag

• pizza

• red flag

Tags

CCSS.5.NF.B.5B