5.5 Add and Subtract Fractions

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2/5 + 3/10

• 7/10
• 5/10
• 1/2
• 5/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 7/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Subtract 9/20 - 1/4. Write the difference in simplest form.

• 1/2
• 8/16
• 4/20
• 1/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

7/10 - 1/2 = _____
in simplest form

• 2/10
• 1/5
• 6/10
• 8/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Tim did 1/12 of a load of laundry on Sunday and 1/4 of a load of laundry on Saturday. What fraction of laundry did Tim do?

• 2/16 loads done

• 1/3 loads done

• 2/3 loads done

• 2/12 loads done

Sally is painting her house. She used 1/8 of a gallon of paint in her bathroom, and 2/6 of a gallon of paint in her bedroom. How much paint did she use in all?

• 11/24

• 3/14

• 3/24

• 11/14

Apply

Students are voting for a new school mascot. So far, the results show that 3/10 of the students voted for “Fightin’ Titan,” 1/2 of the students voted for “Nifty Knight,” and the rest of the students have not voted yet. What fraction of the student population has not voted yet?

• 3/10

• 1/5

• 2/5

• 4/5

Tina spent 3/5 of her paycheck on a trip to the beach. She spent 3/8 of her paycheck on new clothes for the trip. What fraction of her paycheck did Tina spend on the trip and clothes together?

• 9/40

• 3/4

• 7/8

• 39/40