Adding and Subtracting Mixed Numbers

1/2 + 7 1/2

• 17

• 16

• 14  1/2

• 16  1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

4/5 + 4 3/5

• 7  2/5

• 8  2/5

• 6  3/5

• 8  9/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

4  2/3  + 3  2/3

• 8

• 8  1/3

• 9

• 9  1/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

7  3/5  + 5  3/5

• 12  5/5

• 12  1/5

• 13  2/5

• 13  1/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is -2 1/4 + 1 1/8 

• -1  1/2

•  -1  3/8

• -1  1/8

• -1  1/4

Tags

CCSS.7.NS.A.1C

What do you need to do to solve this problem?

• Find common denominators (you can add the whole numbers and then the fractions)

• Change them to improper fractions always

• Just add straight across

Tags

CCSS.7.NS.A.1C

The height of Yuan's lemongrass plant is 35 1/4 in. Yuan changes the height of the plant by -15 1/2 in. when she cuts its stalk to use in her grandmother's recipe for Vietnamese Lemongrass Chicken. Not long after the plant grows 4 3/4 in. What is the final height of Yuan's lemongrass plant?

• 19 3/4 in.

• 24 1/2 in.

• 32 1/4 in.

• 55 1/2 in.

Tags

CCSS.7.NS.A.3

3 ¹/₄ + (- 2 ¹/₂) 

• 2 ¹/₃ cups

• 1 ¹/₄ cups

• ³/₄ cups

• ¹/₂ cup

Tags

CCSS.7.NS.A.1C

Kingston made a pot of 29 1/2 C of gumbo. His family ate some for lunch. this changed the amount in the pot by -7 3/4 C. Then he gave his neighbors some gumbo. This changed the amount in the pot by -6 1/2 C. How many cups of gumbo are left in the pot?

Tags

CCSS.7.NS.A.3

2 3/7 + 2 2/7

• 4 5/7

• 4 5/14

• 4 1/7

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D