GCF and LCM Review

GCF and LCM Review

Complete this lesson to review LCM and GCF

GCF Review

Watch the video to review the GCF

Multiple Choice

Amy is making snack bags. If she has 45 carrots, 54 celery sticks, and 90 trail mix bags, what is the largest amount of bags that she can make if their is an equal amount of carrots, celery, and trail mix in each snack bag?

• 15

• 54

• 9

• 3

• 1

Multiple Choice

Find the GCF of 46 and 230

• 23

• 2

• 4

• 460

LCM Review

Watch the video to review the LCM

Multiple Choice

One alarm goes off every 75 minutes. Another goes off every 115 minutes. What is the shortest amount of time that it will take for both alarms to go off together?

• 5

• 805

• 15

• 8625

Multiple Choice

Find the LCM of 17 and 21

• 21

• 1

• 147

• 357

• 3570

Proper Factor Review

Watch the video to review proper factors

Multiple Select

Select the proper factors of 62

• 1

• 62

• 124

• 2

• 31