Add/Subtract Fractions

What must you have to add and subtract fractions?

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

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30
• 11
• 6
• 5

Tags

CCSS.4.NF.A.2

Fill in the blank in order to create an equivalent fraction.
1/2 = __ /8

• 2
• 4
• 6
• 8

Tags

CCSS.4.NF.A.1

CCSS.3.NF.A.3B

What is the least common denominator for 1/3 and 3/4?

• 6
• 4
• 3
• 12

Tags

CCSS.4.NF.A.2

Which fraction is equivalent to 1/2?

• 10/19
• 10/17
• 10/11
• 10/20

Tags

CCSS.4.NF.A.1

CCSS.4.NF.A.2

Add or Subtract?

John did 3/8 of his homework. Kate did 5/7 of her homework. How much more of her homework did Kate do than John?

• Add

• Subtract

Tags

CCSS.4.NF.A.2

Add or Subtract?

Rachel has 4/9 daisies in her garden and 2/9 sunflowers in her garden. Which fraction of her garden has either daisies or sunflowers?

• Add

• Subtract

Tags

CCSS.4.NF.B.3

• 5 2/6

• 5 1/8

• 6 4/10

• 1/8

Tags

CCSS.4.NF.A.2

• 1 2/3

• 7 7/9

• 7 1/2

• 8 1/2

Tags

CCSS.4.NF.A.1

CCSS.4.NF.A.2

Add or Subtract?

Mr. Miller cut 3 1/2 inches of wood off of a board that was originally 7 3/4 inches long. How long was the board after he made the cut?

• Add

• Subtract

Tags

CCSS.4.MD.A.2