Unit 1 - Factors, Multiples, Prime, Composite

________ are the result of multiplying that number by a whole number.

• multiples

• factors

• prime

• composite

________ are numbers that are multiplied by one another to get a product.

• multiples

• factors

• prime

• composite

________ numbers are numbers, greater than 1, that have more than 2 factors.

• multiples

• factors

• prime

• composite

________ numbers are numbers, greater than 1, that have exactly 2 factors.

• multiples

• factors

• prime

• composite

Which number is a factor of 16?

• 3

• 8

• 10

• 32

Jennifer made lunches for the picnic.  She placed 7 pretzels in each lunch and had no leftover pretzels. Which of the following shows how many pretzels she might have started with?

• 34

• 29

• 49

• 8

Aria wants to build a patio using more than 30 stones.  Which number of stones would give her only one rectangular design for her patio?

• 39

• 37

• 32

• 35

Which statement is true about the number 15?

• 30 is a factor of 15.

• 1 is a multiple of 15.

• 15 is a prime number.

• 15 is a composite number.

Cameron went to the grocery store to buy bags of chips for her class of 24 students.  Chip packs are sold in boxes with 6 bags in each box.  How many bags should Cameron buy?

• She should by 6 bags because 6 is a factor of 24.

• She should by 6 bags because 6 is a multiple of 24.

• She should by 4 bags because 4 is a factor of 24.

• She should by 4 bags because 4 is a multiple of 24.

Four fourth grade students made the following claims in math class:

• Caleb- 2 is the only even prime number.

• Max-  10 has two factor pairs.

• Lily-  All odd numbers are prime.

• Tamajai- The number 1 is neither prime nor composite.

Which students made true statements?

• Caleb only

• Max and Lily

• Caleb, Max, and Tamajai

• Caleb, Max, Lily, and Tamajai