TEKS.MATH.5.4A

Composite numbers:

• Are always bigger than prime numbers
• Have more than 2 factors
• Have 2 pairs of factors
• Don't have factors

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TEKS.MATH.5.4A

The only factors that prime numbers have are:

• 0 and 1
• 0 and itself
• 1 and itself
• 1

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TEKS.MATH.5.4A

A PRIME NUMBER is...

• a number that has only one factor.
• a number that has at least two factors.
• a number that has more than two factors.
• a number that has only two factors.
  (1 and itself)

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TEKS.MATH.5.4A

What makes a number a composite number?

• It only has 2 factors 1 and itself.
• It is an even number.
  It is an odd number.
• Is is an odd number.
• It has more than two factors.

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TEKS.MATH.5.4A

What are the factors of 51?

• 1, 5, 10, 51

• None. 51 is a prime number.

• 1, 3, 17, 51

• 1, 5, 11

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TEKS.MATH.5.4A

Is 17 prime or composite?

• Prime

• Composite

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TEKS.MATH.5.4A

A number that has more than two factors is a what?

• composite number

• prime number

• improper fraction

• mixed number

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TEKS.MATH.5.4A

A number is a Prime number if it __________________.

• Is an even number

• Has only 2 factors, one and itself

• Has more than 2 factors

• Is not an even number

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TEKS.MATH.5.4A

Which one of the numbers below is prime numbers?

• 15

• 17

• 16

• 12

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TEKS.MATH.5.4A

A prime number is...

• a number that has only one factor.
• a number that has at least two factors.
• a number that has more than two factors.
• a number that has only two factors.
  (1 and itself)

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TEKS.MATH.5.4A