factoring number

List all the factors of 56.

• 1,28,56,112

• 1,2,3,6,14,28,56

• 1,2,4,7,8,14,28,56

Tags

CCSS.4.OA.B.4

Which equation shows that 5

is a factor of 45

• 45=5+40

• 45=5×9

• 45=50−5

• 45=225÷5

Tags

CCSS.4.OA.B.4

Which of the following numbers is a factor of 49?

• 7

• 4

• 2

• 9

Tags

CCSS.4.OA.B.4

List all the factors of 48.

• 1,2,3,4,6,8,12,16,24,48

• 1,2,4,5,6,8,10,16,24,48

• 2,4,8,16,32,48

Tags

CCSS.4.OA.B.4

Which equation shows that 6

is a factor of 18?

• 3=18÷6

• 18=6×12

• 18=24−6

• 6=18×3

Tags

CCSS.4.OA.B.4

Which of the following numbers is a factor of 55?

• 3

• 5

• 6

• 7

Tags

CCSS.4.OA.B.4

List all the factors of 36.

• 1,2,3,4,12,16,24,36

• 2,3,4,6,9,12,24

• 1,2,3,4,6,9,12,18,36

Tags

CCSS.4.OA.B.4

List all the factors of 8.

• 1, 2, 4, 8

• 1, 2, 4, 6, 8

• 1, 2, 3, 4, 8

Tags

CCSS.4.OA.B.4

Which of the following numbers is a factor of 20?

• 7

• 8

• 9

• 10

Tags

CCSS.4.OA.B.4

Which equation shows that 7

is a factor of 35?

• 35 - 30 = 5

• 7 x 5 = 35

• 75 ÷ 5 = 35

Tags

CCSS.4.OA.B.4