Adding and Subtracting Fractions with Unlike Denominators

• 14/16
• 7/8
• 8/7
• 4/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 1/9

• 4/9

• 9/12

• 6/15

• 3/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve this problem:
Penny raked 3/5 of her yard on Saturday and 1/3 of her yard on Sunday. How much of her yard did she rake?

• 1/5

• 4/15

• 14/15

• 1 and 4/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 4/5

• 3/20

• 17/20

• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Simon has 1/5 of a gallon of cranberry juice, 1/3 of a gallon of apple juice, and 7/10 of a gallon of grape juice. How much juice does Simon have?

• 9/30

• 1/2

• 1  7/30

• 1  13/30

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Is this a correct answer?

• Yes, the student correctly added.

• No, you cannot add unlike denominators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

To add or subtract, two fractions must have...

• a monkey.

• unlike terms.

• common denominators.

• the same numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 2/5

• 4/15

• 4/8

• 11/15

• 2/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 3/20
• 1/1
• 3/9
• 1/9

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the Least Common Denominator of 1/5 + 2/10

• 5

• 10

• 50

• 15