Subtraction of Fractions with Unlike Denominators

What is the difference of the given problem?

• 
• 
• 
• 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the best Common Denominator for the Given Problem?

• 48

• 24

When you add or subtract fractions with unlike denominators you..

• Add both the numerators and denominators

• Change the denominator by picking a random number then divide

• Find the least common multiple of both denominators

• none of these are true

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/10 - (-1/4)

• 11/20

• 3/15

• 15/20

• 3/4

Tags

CCSS.7.NS.A.1C

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

• 3/20
• 1/1
• 3/9
• 1/9

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 1/12

• 3/24

• 1/24

• 0

Tags

CCSS.7.NS.A.1C

• -4/3
• 13/18
• 4/3
• 2/9

Tags

CCSS.7.NS.A.1C

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

• A

• B

• C

• D

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2