Mastering Decimals and Operations in 6th Grade Math

The video tutorial covers a range of math topics including factor trees, least common multiples, greatest common factors, division, and operations with decimals. It also includes practical applications such as calculating average costs and work hours. The tutorial concludes with a review of various math problems to prepare students for an upcoming test.

What is the least common multiple of 5 and 3?

• 15

• 10

• 3

• 5

Which pair has 9 as their greatest common factor?

• 3 and 18

• 9 and 36

• 18 and 27

• 5 and 15

What is the result of 222.2 divided by 11?

• 202

• 2.02

• 22.2

• 20.2

What is the average cost of CDs for Lana if she bought 4 CDs for a total of $36.72?

• $9.50

• $8.25

• $10.00

• $9.18

How many hours did someone work if they earned $28.38 at a rate of $8.60 per hour?

• 4.4 hours

• 3.25 hours

• 2.5 hours

• 3.3 hours

If a one-celled organism measures 32mm in a photograph enlarged by a factor of 100, what is its actual size?

• 32mm

• 320mm

• 3.2mm

• 0.32mm

How much does one t-shirt cost at Baxters if 4 t-shirts at Bixby's cost $47.20?

• $11.80

• $9.44

• $12.00

• $10.50

What is the least common multiple of 18 and 24?

• 72

• 144

• 432

• 36

How many groups of sixth graders can be formed if there are 16 sixth graders and groups must be of 4?

• 3 groups

• 2 groups

• 4 groups

• 5 groups

What is the total cost before tax of the Hernan's family beach trip purchases?

• $75.00

• $80.45

• $72.38

• $69.99