Rewrite With Least Common Denominator

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

• 3

• 4

• 24

• 12

Q1. What is the sum of the following fractions?

• A) 5 1/2

• B) 1 1/6

• C) 5 5/14

• D) 4 19/24

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

To add or subtract, two fractions must have...

• a monkey.

• unlike terms.

• common denominators.

• the same numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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

• 2

• 14

• 7

• 28

• 12

• 6

• 4

• 24

• 8

• 48

Alejandro wants to use the least common denominator to write equivalent fractions for 3/7 and 4/5 . He rewrites the fractions as 15/35 and 20/35 . How should he change his answer?

• The numerators are correct, but the denominators should be 7.

• 20/35 is correct, but 15/35 should be 21/25.

• 15/35 is correct, but 20/35 should be 28/35

• The denominators are correct, but both numerators should be 12.

• 12

• 6

• 4

• 24

• 8

• 48

What is the Least common Denominator of this equation?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

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

• 6

• 3

• 9

• 21