Adding like and unlike fractions

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

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

What is  $\frac{12}{3}+\frac{75}{\text{}3}$  

•  $\frac{87}{3}$  

•  $\frac{29}{23}$  

•  $\frac{56}{3}$  

•  $\frac{21}{4}$  

2/4 is the same as ____

• 3/4
• 1
• 1/4
• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

• 5/14
• 3/7
• 5/7
• 5/14

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

• 4/5
• 4/10
• 2/5
• 5

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

9/12 + 3/12

• 12/2
• 1
• 12
• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

Add these Fractions

• 2/4
• 3/4
• 4/8
• 1

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

The number on the top of a fraction is called what?

• numerator
• denominator
• fractionator
• equivalent

Tags

CCSS.3.NF.A.1

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3
• 4
• 24
• 12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2