Arith. 6 4P Factoring, Prime, Composite, GCF, and LCM Test 11.9

Which number is a factor of 18?

• 4

• 7

• 6

• 12

Tags

CCSS.4.OA.B.4

Which number is a factor of 21?

• 8

• 9

• 6

• 3

Tags

CCSS.4.OA.B.4

Which set lists ALL the factors of 24?

• 1, 2, 3, 6, 7, 12, 24

• 1, 2, 3, 4, 6, 8, 12, 24

• 1, 2, 3, 4, 5, 6, 8, 12, 24

• 1, 3, 4, 6, 8, 24

What is true about composite numbers?

• They are always bigger than prime numbers

• They have more than 2 factors

• They have exactly 2 factor pairs

• They don't have factors

Which number is prime?

• 10

• 9

• 7

• 4

Which number is composite?

• 11

• 13

• 21

• 23

Which is a factor pair for 32?

• 8 x 4

• 5 x 7

• 9 x 3

• 6 x 6

What is the least common multiple (LCM) of 4 and 10?

• 4
• 40
• 15
• 20

Tags

CCSS.6.NS.B.4

Factors shared by two or more whole numbers are called

• prime numbers
• common factors
• fractions
• operations

Tags

CCSS.4.OA.B.4

GCF of 99 and 54

• 9
• 3
• 6
• 8

Tags

CCSS.6.NS.B.4