Adding and Subtracting Fraction Word Problems with Unlike Denominators

Sam used 1/2 of a pint of paint on Thursday and 3/8 of a pint on Sunday. In simplest form, how much paint did Sam use altogether?

• A. 4/10 Pt

• B. 3/4 Pt

• C. 7/8 Pt

• D. 5/8 Pt

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Kayla has 3/9 of a pizza and Lille gave her 2/9 of a pizza. How much pizza does Kayla have now?

• 5

• 5/9

• 1/9

• 6/9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Tiffany bought 2/5 kg of cherries.  Linda bought 1/10kg of cherries.  How many kg of cherries did they buy altogether?  

• 1/5 kg

• 3/10 kg

• 5/15 kg

• 1/2 kg

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Findlay walks 7/8 of a mile to school.  Joseph walks 1/2 of a mile to school.  How much farther does Findlay walk than Joseph?

• 8/10

• 1 3/8

• 6/5

• 3/8

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

Ryan practiced piano for 3/10 of an hour and soccer for 1/2 an hour. In simplest form, how long did he practice altogether?

• A. 8/10 Hr

• B. 1/5 Hr

• C. 4/5 Hr

• D. 1/3 Hr

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the least common denominator of the fractions 1/4 and 2/3 ?

• 2

• 4

• 8

• 12

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

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.7.NS.A.1C