Adding Fractions with Unlike Denominators

1/2 + 1/3 =

• 1/6

• 3/6

• 5/6

• 6/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 2/7 =

• 3/10

• 3/7

• 13/21

• 14/21

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What math equation is being represented in the picture?

Tags

CCSS.4.NF.B.3A

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

• common numerator

• common denominator

• equivalent fraction

• mixed number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding or subtracting fractions, I NEVER add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding or subtracting fractions, I always add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Once I have completed adding or subtracting fractions, I should always ____________ if possible.

• make equivalent fractions

• add again

• simplify

• multiply

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Complete the equivalent fraction.

• 6
• 9
• 15
• 23

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Complete the equivalent fraction.

• 2

• 12

• 1

• 4

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

CCSS.3.NF.A.3A