Prime Time Investigation 1 - Factors and Multiples

List the factors of 18.

• 1,2,3,9,18
• 18,36,54,72
• 1,2,3,6,9,18
• 1,2,3,6,9

List the first 5 multiples of 12.

• 12,24,36,48,60
• 1,2,3,4,6,12
• 24,36,48,60,72
• 12,24,48,72,96

Tags

CCSS.4.OA.B.4

Which number is divisible by 3

• 65
• 57
• 43
• 113

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Which of the following numbers is prime?

• 88
• 67
• 93
• 78

Tags

CCSS.4.OA.B.4

Which of the following numbers is composite?

• 23
• 42
• 13
• 59

Which of the following numbers is a square number?

• 4
• 16
• 20
• 50

Tags

CCSS.6.EE.A.1

A square number has an _________ number of factors

• even
• odd

A prime number has ______ factors.

• odd number of
• 2

Tags

CCSS.4.OA.B.4

_______ numbers are divisible by 2.

• Odd
• Even

Tags

CCSS.2.OA.C.3

If a number ends in 5 or 0 it is divisible by ________.

• 2
• 3
• 5
• 8

Tags

CCSS.4.OA.B.4