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Name _________________________ Date _____________ Block _____________
Qualifying Assignment Multiples, LCM and LCM/GCF Word Problems
In order to retake, you must first watch one or more videos on each topic that you did not
master and give the website(s) below.
1. Topic: How do you find multiples of a number?__________________
2. Topic: LCM of 2 numbers __________________________
3. Topic: Finding the LCM or GCF in word problems ______________
Directions: Write the first four multiples of each number below.
1) 3 _________________ 2) 11 _________________ 3) 50 ____________
4) 2 _________________ 5) 19 _________________
Directions: Find the least common multiple (LCM) for each of the following whole numbers.
Use one of the methods we learned in class and show ALL work.. Write your answer on the
line.
6) 11 and 6 _________________ 7) 20 and 12 _________________
8) 16 and 20 _________________ 9) 4 and 9 _________________
Directions: Find the greatest common factor (GCF) or the least common multiple (LCM) for
each of the following word problems. Use one of the methods we learned in class and show
ALL work on the back of this paper. Write your answer on the line.
10) Sammy is trying to make picnic lunches. He has 8 sandwiches, 24 apples, and 32 pieces of candy. How
many lunches can he make if he wants each lunch to have the same number of each kind of food and use all of
the food? GCF or LCM? _______ How many lunches can he make? _______ How many sandwiches will
each lunch have in it? ____ How many apples in each lunch?___ How many pieces of candy in each lunch? ___
11) Susan wants to invite 40 people to her party. Invitations come in packs of 20 and stamps come in sheets of
8. What is the least number of each she should buy to mail an invitation to each person and have no supplies left
over? GCF or LCM? ________ How many invitations does she need? ______ How many packs of
invitations does she need to purchase? _____ How many sheets of stamps does she need to purchase? _______
12) Fabio is setting up fish tanks at Walmart. He has 10 goldfish, 15 beta fish, and 45 guppies. If he wants to
have the same number of each kind of fish in every tank, what is the greatest number of tanks he can set up?
GCF or LCM? _______ How many fish tanks can he set up?______ How many goldfish in each tank? ____
How many beta fish in each tank? _______ How many guppies in each tank?_______
13) Gatorades come in packs of 8. Krispy Kreme Doughnuts are sold by the dozen. What is the least number of
packs and boxes of each should you buy to have enough to serve one of each item to 48 people at the GCAA
baseball/softball meeting and have none left over? GCF or LCM? _______ How many people are you
serving? ________ How many packs of gatorade should you buy? ____________ How many dozen
doughnuts should you buy? _____________________
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