TEST 6th GCF, LCM, factoring

Which expression is equivalent to

50 + 25?

• 5 (10 + 5)

• 5 (10 + 3)

• 10 (5 + 8)

• 5 (10 + 75 )

I have 20 roses and 5 daisies. I make vases of flowers. Each vase is the same. What is the greatest number of vases can I make?

• 15

• 5

• 25

• 10

The lunch special at Drew’s Restaurant repeats

every 8 days, and the lunch special at Lana’s Restaurant repeats every 3 days.

Both restaurants are serving the same lunch special today, chicken fried steak with gravy.

How many days will there be until the next time both restaurants again serve chicken fried steak with gravy?

• 4 days

• 20 days

• 24 days

• 96 days

Which expression uses the greatest common factor and distributive property to express

18 + 90?

• 9 ( 5 + 10 )

• 9 ( 2 + 90 )

• 30 ( 24 + 60 )

• 9 ( 2 + 10 )

Tags

CCSS.6.NS.B.4

Find the greatest common factor of 20 and 30

• 2
• 5
• 10
• 15

Tags

CCSS.6.NS.B.4

Find the Least Common Multiple of 9 and 6

• 18
• 36
• 38
• 72

Tags

CCSS.6.NS.B.4

What is the LCM of 12 and 10

• 120
• 50
• 60

Tags

CCSS.6.NS.B.4

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

• 4
• 40
• 15
• 20

Tags

CCSS.6.NS.B.4

What is the greatest common factor (GCF) of 16 and 40?

• 4
• 8
• 2
• 10

Tags

CCSS.6.NS.B.4

What is the greatest common factor (GCF) of 12 and 28?

• 3
• 6
• 2
• 4

Tags

CCSS.6.NS.B.4