GCF & LCM Word Problems Challenge

The video tutorial introduces the concepts of Greatest Common Factor (GCF) and Least Common Multiple (LCM), providing keywords to identify each type of problem. It includes examples of solving GCF and LCM problems, such as organizing gift bags and scheduling blinking lights. The tutorial concludes with a reminder to prepare for class activities.

What is the main focus of the upcoming week as mentioned in the video?

• Reading a new book

• Practicing multiplication tables

• Completing an i-Ready lesson

• Learning new vocabulary

Tags

CCSS.RI.9-10.3

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

CCSS.RI.7.3

Which keyword is commonly associated with GCF problems?

• Most

• Minimum

• Least

• Greatest

When dealing with factors, what operation are we primarily using?

• Multiplication

• Subtraction

• Addition

• Division

Tags

CCSS.4.OA.B.4

In the gift bag problem, how many gel pens does Lina have?

• 48

• 32

• 12

• 24

Tags

CCSS.3.OA.A.3

What is the greatest number of gift bags Lina can make?

• 10

• 8

• 12

• 6

Tags

CCSS.3.OA.A.3

How many stickers will be in each gift bag?

• 3

• 6

• 8

• 4

Tags

CCSS.2.OA.C.3

What keyword indicates that a problem is related to LCM?

• Greatest

• Most

• Minimum

• Maximum

What is the minimum number of people that can be in the marching band?

• 25

• 20

• 30

• 35

How often do the green lights blink on the Christmas tree?

• Every 8 seconds

• Every 10 seconds

• Every 6 seconds

• Every 4 seconds

When will the green, red, and white lights blink together?

• In 50 seconds

• In 30 seconds

• In 40 seconds

• In 60 seconds