Adding and Subtracting Fractions and Mixed Numbers

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• It is reasonable because 1/4 + 1/4 = 2/4

• It is reasonable because 1/2 + 1/2 = 1

• It is not reasonable because 1/4 + 2/4 = 1

• It is not reasonable because 1/3 + 1/3 = 2/3

Tags

CCSS.5.NF.B.5B

• Emma is correct because she rewrote each mixed number as a fraction greater than one

• Emma is incorrect because she only wrote the whole numbers as fractions greater than one

• Emma is correct because she only subtracted the numerators and not the denominators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

5/10 + 3/10

• 4/5

• 4 8/10

• 2 4/5

• 1/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Monique wants to bake a cake. She needs 2 ¹/₈ cups of sugar, and 1 ⁵/₂₄ cups of flour. How many cups of ingredients will she use in all?

• 3 ¹/₃ cups

• 3 ³/₃₂ cups

• 3 ¹/₄ cups

• 3 ¹/₈ cups

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2  7/8  + 2  4/8

• 4 2/8

• 4  3/8

• 5 3/8

• 5  2/8

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum of these fractions in lowest terms?

• 22/5

• 6/3

• 22/15

• 6/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

If you ran 3  1/4 laps in the gym and walked another 4  2/4 laps, how many laps did you go all together? 

• 8  1/4 laps

• 7  1/2 laps

• 7  3/4 laps

• none of the above

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum of these fractions in lowest terms?

• 22/5

• 6/3

• 22/15

• 6/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2