Common Denominators

What is the least common denominator of 1/7 and 3/6?

• 14
• 21
• 7
• 42

Tags

CCSS.4.NF.A.2

What is the least common denominator of 6/8 and 4/12?

• 12
• 24
• 8
• 16

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

What is the least common denominator of 2/6 and 7/8?

• 36
• 8
• 18
• 24

Tags

CCSS.4.NF.A.2

What is the least common denominator of 1/4 and 1/3?

• 4
• 3
• 12
• 8

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

What is the least common denominator of 1/4 and 2/5?

• 5
• 25
• 10
• 20

Tags

CCSS.4.NF.A.2

What is the least common denominator of 2/4 and 4/7?

• 24
• 7
• 42
• 28

Tags

CCSS.4.NF.A.2

What is the least common denominator of 3/5 and 5/7?

• 35
• 25
• 7
• 30

Tags

CCSS.4.NF.A.2

What is the least common denominator of 1/9 and 2/3?

• 6
• 3
• 9
• 21

Tags

CCSS.4.NF.A.2

What is the least common denominator of 1/2 and 3/7?

• 2
• 14
• 7
• 28

Tags

CCSS.4.NF.A.2

What do you need to have when adding unlike fractions?

• common denominator
• common numerator
• common numerator and denominator

Tags

CCSS.7.NS.A.1C