Fraction Review

What fraction of the ice cream is vanilla? 

• ½
• ¼
• ⅓
• ¾

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

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

5/7 + (-9/7)

• -4/7

• -7/4

• 4/7

• -7/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

-5/8 - (-15/8)

• 5/4

• -5/4

• 4/5

• -4/5

Tags

CCSS.5.NF.A.1

-5/6 - 1/2

• 4/3

• -3/4

• 3/4

• -4/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

11/6 - (-7/6)

• -3

• 1/3

• -1/3

• 3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

 13/25 - (- ⅖)

• 23/25
•  3/25
• -3/25
• -23/25

To multiply two fractions...

• multiply the numerators and keep the denominators the same

• multiply the numerators and multiply the denominators.

• keep the numerators the same and multiply the denominators.

• guess and check.

Tags

CCSS.5.NF.B.4

Is the product of (-3²∕₅)(⁶∕₇) positive or negative.

• positive
• negative

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3