LCM and GCF Word Problems

FQ: How can we solve GCF and LCM word problems?

Open Ended

Use the GCF and distributive property to create an equivalent expression to 12 + 16

______ (_____ + ____)

Multiple Choice

Rewrite using distributive property and GCF.

16 + 24

• 2(8+12)

• 3(5+8)

• 4(4+6)

• 8(2+3)

Multiple Choice

Rewrite the sum of the numbers as the product of their GCF and another sum. 36 + 45 = ?

• 6(6 + 9)

• 3(12+15)

• 9(4 + 5)

Multiple Choice

The keyword GREATEST means

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

The keyword FIRST means

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

The keyword MAXIMUM represents

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

The keyword equal groups or divided means....

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

The keyword BOTH or at the same time means..

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

Mia is putting together bags of groceries to donate to charity. She has 12 boxes of macaroni and cheese and 9 cans of vegetables. Mia wants to divide them up evenly, so that each bag has the same contents and no items are left over. What is the greatest number of bags of groceries Mia can put together?

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

Train A comes every 5 minutes. Train B comes every 8 minutes. When is the next time they will come at the same time?

• Greatest Common Factor

• Least Common Multiple

Multiple Choice

Lexi's Blossoms sells roses in groups of 4. Across town, Trudy's Blooms sells roses in groups of 8. If a customer wants to buy the same number of roses from both vendors, what is the minimum number of roses the customer will have to buy from each vendor?

• Greatest Common Factor

• Least Common Multiple

Today's Classwork/Homework

• Edulastic Assignment

• Khan Academy Assignment

• Study for Unit 1 Post Test