Adding and Subtracting Fractions with Unlike Denominators Quiz

Finding the least common denominator: What is the least common denominator for the fractions 1/3 and 2/5?

• 12

• 15

• 8

• 10

Name three common multiples for 3's and 5's.

Name three common multiples for 4's and 6's.

Name three common multiples for 5's and 2's.

Alex is skip counting by 2's and 7's. What is "smallest" common factor between them?

(a)  

Tags

CCSS.4.OA.B.4

Bristol and Audrey are playing a game where they skip count by 2's and 8's respectively. What is the "smallest" common number they both say while skip counting?

(a)  

Finding the least common denominator: Find the least common denominator for the fractions 3/4 and 5/6.

• 10

• 12

• 15

• 7

Converting fractions to equivalent fractions: Convert 2/7 to an equivalent fraction with a denominator of 21.

• 3/21

• 6/21

• 5/21

• 8/21

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Converting fractions to equivalent fractions: What is an equivalent fraction to 3/8 with a denominator of 24?

• 5/24

• 11/24

• 9/24

• 7/24

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Logan has 1/4 of a pizza and Easton has 2/3 of a pizza. If they combine their pizzas, how much pizza will they have in total?

• 7/9 of a pizza

• 5/8 of a pizza

• 3/7 of a pizza

• 11/12 of a pizza

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2