Adding Fractions

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

How do I add this fraction?

• 23/10
• 7/7
• 7/10
• 8/15

Tags

CCSS.7.NS.A.1C

How do I add this fraction? 

• 11/15
• 3/8
• 3/15
• 11/8

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

What is  $x^{\frac{2}{3}}\times x^{\frac{1}{5}}$  ?

•  $x^{\frac{3}{8}}$  

•  $x^{\frac{2}{15}}$  

•  $x^{\frac{13}{15}}$  

•  $x^{\frac{7}{15}}$