Factors, Multiples and Arrays

Determine whether the numbers in each list are factors or multiples of 12.

1, 12 ​ (a)  

2, 6 ​ (b)  

12, 24, 36 ​ (c)  

3, 4 ​ (d)  

• factors

• multiples

Tags

CCSS.4.OA.B.4

Which statement is true?

• The only factors of 4 are 4 and 1; therefore, 4 is composite.

• The only factors of 7 are 7 and 1; therefore, 7 is prime.

• The only factors of 16 are 16 and 1; therefore, 16 is prime.

• The only factors of 31 are 31 and 1; therefore, 31 is composite.

Tags

CCSS.4.OA.B.4

Select ALL equations that have a dividend as a multiple of 2 and a quotient as a factor of 24.

Write the first 3 multiples 12

Write two multiples of 7 that have a factor of 5.

Tags

CCSS.4.OA.B.4

Which lists all the factors of 36 that are also composite numbers?

• 1, 36

• 1, 2, 4, 6, 36

• 4, 6, 9, 12, 18, 36

• 1, 2, 3, 4, 6, 9, 12, 18, 36

Tags

CCSS.4.OA.B.4

Write out all the factors of 42 that are also prime numbers.

Tags

CCSS.4.OA.B.4

Which number(s) is a Multiple?
5x7=35

• 5

• 35, 7

• 7

• 35

Tags

CCSS.4.OA.B.4

A number and its multiples share factors.

• True

• False

Tags

CCSS.4.OA.B.4

How can you find factors?

• Arrays

• Looking at factors you already know.

• Multiplication table/chart.

• All of the above

Tags

CCSS.4.OA.B.4