LCM
GCF
Mixed Review
LCM or GCF
Word problems
100
Find the LCM of 6 and 3
6
100
Find the GCF of 3 and 6
3
100
Which of the following is 200 divisible by?
2,3,5,6,7,9,10
2,5,10
100
Find the GCF of 24 and 36
12
100
Turner is planting 30 bushes and 40 trees in rows. If he wants all the rows to be exactly the same, with no plants left over, what is the greatest number of rows Turner can plant?
10 rows
200
Find the LCM of 5 and 25
25
200
Find the GCF of 12 and 18
6
200
Which of the following prime numbers is 51 divisible by? 2,3,5,7,11,13,17
3 and 17
200
Brain Break: How do you teach math to a chicken?
You show it lots of egg-samples!
200
Liz notices that her apartment number is divisible by 4, and her sister notices it is divisible by 2. What is the smallest possible apartment number?
4
300
Find the LCM of 12 and 14
84
300
Find the GCF of 14 and 28
14
300
Use the following to find the GCF for 18 and 24.
2 x 3
300
Find the GCF of 100 and 120
20
300
Mitchell has 48 math books and 40 science books. If he wants to distribute them evenly among some bookshelves so that each bookshelf has the same combination of math and science books, with no books left over, what is the greatest number of bookshelves Mitchell can use?
8 bookshelves
400
Find the LCM of 15 and 25
75
400
Find the GCF of 50 and 75
25
400
DOUBLE JEOPARDY! This question will be worth 800 points instead of 400. Use the correct order of operations to evaluate the expression below. Hints: Use PEMDAS! & Anything raised to the zero power is...
3.2(40.15-3.06) + 1.90
119.688
400
Devin has two pieces of twine, one 48 feet long and the other 32 feet long. If he wants to cut them up to produce many pieces of twine that are all of the same length, with no twine left over, what is the greatest length, in feet, that he can make them?
16 feet
400
Nathan is buying flower bulbs for his garden. He wants to buy the same number of tulips and daffodils. If tulip bulbs come in packs of 8 and daffodil bulbs come in packs of 5, what is the least number of each type of bulb Nathan will need to buy?
40 bulbs
500
Find the LCM of 16 and 40
80
500
Find the GCF of 100 and 24
4
500
3/4 divided by 5/8
6/5 or 1 and 1/5
500
Find the LCM of 24 and 36
72
500
Farid's Blossoms sells roses in groups of 6. Across town, Kylie's Blooms sells roses in groups of 12. If a customer wants to buy the same number of roses from both vendors, what is the smallest number of roses the customer will have to buy from each vendor?
12 roses