Adding with Mixed Numbers

Addition:
Find Lowest Common Denominator & solve
1     5/7  +   14    1/2

• 15  1/14
• 15  6/21
• 15  17/21
• 15  17/14

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Addition:
Find Lowest Common Denominator & solve
4    1/2    +   14    6/12 =

• 18   7/14
• 18   12/12
• 18   24/24
• 18

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Add the mixed numbers vertically. Simplify if needed.

• $9\ \frac{5}{7}$

• $5\ \frac{2}{3}$

• $10\ \frac{1}{5}$

• $11\ \frac{5}{6}$

Tags

CCSS.7.NS.A.1C

 $2\ \frac{2}{10}+5\ \frac{1}{5}=$  Add the mixed numbers vertically. Simplify if needed.

•  $5\ \frac{3}{4}$  

•  $7\ \frac{2}{5}$  

•  $3\ \frac{3}{5}$  

•  $7\ \frac{4}{10}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

A recipe calls for 2 2/4 cups of walnuts and 3 3/8 cups of pecans. How many cups of nuts are needed in all for the recipe?

• $2\ \frac{3}{4}$

• $5\ \frac{8}{9}$

• $5\ \frac{7}{8}$

• $4\ \frac{3}{6}$

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is 2 1/3 + 1 1/3?

• 1

• 2

• 2 1/3

• 3 2/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction
• Rewrite the fractions in the simplest form. 
• Find a common denominator. 
• Make each fraction into an improper faction. 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve this mixed number equation:
1⅔ + 1⅚

• 3 1/2
• 2 7/6
• 3 7/6
• 2 7/9

Tags

CCSS.7.NS.A.1C

Robert made a fruit salad with 11/12 of a pound of melon and 1/6 of a pound of berries. How many pounds of fruit did Robert use in all?

• 1 1/12
• 3/4
• 2/3
• 1 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2