Factors and Multiples

Look at the following rainbow factor:

The factors of 18 are:

• 2, 4, 6, 8, 10, 12

• 1, 2, 3, 6, 9, 18

• 1, 3, 5, 10, 15, 18

• 1, 2, 3, 4, 5, 6

Tags

CCSS.4.OA.B.4

Look at the following rainbow factor:

The factors of 24 are:

• 1, 3, 6, 9, 12, 15, 18, 21

• 2, 4, 6, 8, 10, 12, 14, 16

• 1, 2, 3, 4, 6, 8,12, 24

• 1, 2, 3, 4, 5, 6, 7, 8

Tags

CCSS.4.OA.B.4

Read the following situation and answer:

Jesse says 4 is a factor of 8.

Nathan says 2 is a factor of 8.

Sarah says 6 is a factor of 8.

Who is RIGHT ?

• Jesse and Nathan

• Nathan and Sarah

• Sarah and Jesse

• Jesse, Nathan and Sarah

Tags

CCSS.4.OA.B.4

Tommy wrote the factors of 15 on the board:

15 = 1, 2, 3, 5,15

There is one incorrect factor. Which is it?

• 1 is not a factor of 15.

• 2 is not a factor of 15.

• 3 is not a factor of 15.

• 5 is not a factor of 15.

Tags

CCSS.4.OA.B.4

Look at the following sequence and answer:

What is the main characteristic of this sequence?

• They are skipping counting by 2´s.

• They are multiples of 3.

• They are odd numbers.

• They are multiples of 4.

Tags

CCSS.3.OA.D.9

1. The FIRST FIVE multiples of 6 are:

• 1, 2, 3, 4, 5.

• 2, 4, 6, 8, 10.

• 6, 12, 18, 24, 30.

• 6, 14, 22, 31, 38

Look at the following picture and answer:

What should be the number of the LAST T-shirt?

• 20

• 16

• 21

• 14

Tags

CCSS.3.OA.D.9

The FIRST SIX multiples of 8 are:

• 8, 16, 24, 32, 40, 48.

• 2, 4, 6, 8, 10, 12.

• 3, 6, 9, 12, 15, 18.

• 4, 8, 12, 16, 20, 24.

Guess the following riddle:

I am multiple of 3.

I am between 16 and 20.

Who am I?

• 17

• 19

• 15

• 18

Tags

CCSS.4.OA.B.4

TRUE or FALSE:

The fourth multiple of 5 is 20

• TRUE

• FALSE