L-1 Math Quiz (Highest Common Factor)

WHAT IS HCF

• HIGHEST COMMON FACTOR

• HIGHEST COMMON MULTIPLE

HCF OF 4 AND 8

• 8

• 6

• 2

• 4

HCF OF 12 AND 21

• 84

• 45

• 58

• 67

Full Form of CF

• Common factor

• common multiple

• common fraction

HCF of 12 and 16

• 2

• 4

• 6

• 8

HCF of 18 and 21

Find the HCF of 21 and 28

• 3

• 4

• 7

• 9

List all the factors of 12

• 1, 2, 3, 4, 6, 12
• 1, 2, 4, 12
• 1, 12
• 1, 2, 3, 4, 5, 6, 12

Tags

CCSS.4.OA.B.4

1,2,8 and 16 are all factors of 16. Which factor is missing

• 3
• 4
• 5
• 6

Tags

CCSS.4.OA.B.4

what numbers are the factors of 9?

• 9,18,27,36
• 1,2,9
• 1,3,9
• 0,1,3,9

Tags

CCSS.4.OA.B.4