Adding and Decomposing Fractions

Barry wrote 2 ⁵/₆ as 1 + 1 + ¹/₆ + ⁴/_{6. What is another way to write the same mixed number?}

• ⁶/_{6 +} ⁶/_{6 +} ¹/_{6 +} ¹/_{6 +} ³/₆

• ⁶/₆ + ⁶/₆ + ¹/₆ + ¹/₆ + ¹/₆ + ¹/₆ + ¹/₆

• 1 + 1 + 1 + ¹/₆ + ¹/₆ + ²/₆

• 1 + 1 + ³/₆ + ²/₆

Tags

CCSS.4.NF.B.3A

Which equation is equivalent to 3 ²/₄?

• ⁴/₄ + ⁴/₄ + ¹/₄ + ¹/₄

• 2 + 1 + ⁴/₄

• 1 + 1 + 1 + ¹/₄ + ¹/₄ + ¹/₄

• ⁴/₄ + ⁴/₄ + ⁴/₄ + ²/₄

Tags

CCSS.4.NF.B.3A

What is 2/8 + 3/8 = ?

• 
• 
• 

Tags

CCSS.4.NF.B.3A

5/6 + 1/6

• 6/12

• 6/6 or 1

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Quin buys 5/8 pound of red grapes and 2/8 pound green grapes. How many pounds did Quin buy?

• 7/8 pound

• 3/8 pound

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do you add two fractions with like denominators?

• Add the denominators; keep the numerators the same

• Add the numerators and add the denominators

• Add the numerators to the denominators

• Add the numerators and keep the like denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the mixed number shown to you in the model?

• 4 1/4

• 3 1/4

• 4 3/4

Tags

CCSS.3.G.A.2

Shelley filled a beaker 9/10 full. What are two ways to decompose 9/10 ?

• 5/10+3/10=9/10 and 6/10+3/10=9/10

• 4/10+ 5/10=9/10 and 8/10+1/10=9/10

• 6/10+ 3/10=9/20 and 8/10+1/10=9/20

• 2/10+2/10+4/10=9/10 and 5/10+4/10=9/10

Tags

CCSS.4.NF.B.3B

10/21 +8/21=

• 2

  ----

  21

• 18

  ----

  21

• 18

  -----

  42

• 2

  ----

  42

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Julie has 4/5 liter of juice. How do you write 4/5 as the sum of unit fractions?

• 1/5 +1/5

• 2/5 +2/5

• 2/5 +3/5

• 1/5 +1/5 +1/5 +1/5

Tags

CCSS.4.NF.B.3B