Number Theory

A natural number that possesses exactly two different factors, itself and 1, is called a ________ number.

• Prime

• Composite

• Odd

• Even

Tags

CCSS.4.OA.B.4

A natural number that possesses more than two different factors is called a ________ number.

• Prime

• Composite

• Odd

• Even

Tags

CCSS.4.OA.B.4

The number "1" is

• Prime

• Composite

• Neither

Tags

CCSS.4.OA.B.4

If a number is divisible by 6, it is also divisible by what?

• 12 and 36

• 2 and 3

• 2 and 12

Tags

CCSS.4.OA.B.4

If a number is divisible by 12, it is also divisible by what numbers?

• 2, 4, 6 and 8

• 3, 4, and 8

• 2, 3, 4 and 6

Tags

CCSS.4.OA.B.4

Which of the following numbers is 237 divisible by?

• 9

• 7

• 3

• 2

Tags

CCSS.4.OA.B.4

Which of the following numbers is divisible by 833?

• 9

• 7

• 3

• 2

Tags

CCSS.4.OA.B.4

A number is divisible by 2 when its base 10 digits are what?

• 0 and 5

• odd

• even

Tags

CCSS.2.OA.C.3

A number is divisible by 5 when its base 10 digits are what?

• 0 and 5

• odd

• even

Tags

CCSS.3.OA.D.9

A number is divisible by 10 when its base ten digits are what?

• 0 and 5

• even

• 0