Show:
Prime Factorization
Multiples
Greatest Common Factor
Least Common Multiple
Word Problems
100

What is the prime factorization of 16 using exponents?

24

100

List the first three 3 multiples of 8.

8, 16, 24

100
What is the greatest common factor of 12 and 15
3
100
What is the least common multiple of 3 and 7?
21
100

Timer A is set to beep every 8 minutes. Timer B is set to beep every 6 minutes. In how many minutes will both timers beep at the same time?

24 minutes

200

What is the prime factorization of 54 using exponents?

2 x 33

200

List the first 3 common multiples of 2 and 6.

6, 12, 18

200
What is the greatest common factor of 24 and 20?
4
200
What is the least common multiple of 4 and 9?
36
200
You bring snacks for your basketball team every fifth game. Every third game is a home game. When will be the first time that you bring snacks to a home game?
15th game
300

What is the prime factorization of 72 using exponents?

23 x 32

300
List all the common multiples of 6 and 8 that are less than 50.
24 and 48
300
What is the greatest factor of 16 and 36?
4
300
What is the least common multiple of 2, 3, and 5?
30
300

Sarah is making bead necklaces. She has 60 blue beads and 72 green beads. What is the greatest number of identical necklaces she can make if she wants to use all the beads?

12

400

What is the prime factorization of 84 using exponents?

22 x 3 x 7

400

List the first 4 multiples of 7.

7, 14, 21, 28

400

What is the greatest common factor of 50, 35, and 15?

5

400
What is the least common multiple of 20 and 12?
60
400

Two pigs entered a race around a track. Piggly takes 12 minutes to run one lap. Wiggly 16 minutes to run one lap. If the two pigs begin the race at the same time, how many minutes will it take for both pigs to be at the starting point again?

48 minutes

500

What is the prime factorization of 120 using exponents?

23  x 3 x 5

500
List all the common multiples of 12 and 18 that are less than 75.
36 and 72
500
What is the greatest common factor of 64 and 80?
16
500
What is the least common multiple of 21 and 24?
168
500

Johnny baked 36 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for his teacher friends at school. He wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If he wants each container to have the greatest number of cookies possible, how many plastic containers does he need?

12 plastic containers