Odd/Even Prime/Composite

What is a prime number?

• a number with ONLY two factors

• a number with LESS THAN two factors

• a number with ONLY one factor

• a number with MORE THAN two factors

What is a composite number?

• a number with ONLY TWO factors

• a number with LESS THAN TWO factors

• a number with MORE THAN TWO factors

• a number with ONLY ONE factor

Which list has only prime numbers?

• 2, 3, 4, 5
• 1, 5, 7, 9
• 2, 3, 5, 7
• 2, 4, 6, 8

Which one is a composite number?

• 37
• 41
• 21
• 29

Which number below is NOT prime?

• 3
• 7
• 9
• 11

odd and even equals...

• even

• odd

3x5 is...

• even and even

• odd and odd

• odd and even

• even and odd

Is 67 an even or odd number?

• even

• odd