GCF and LCM Practice

Front

Jenny goes to dance class every 6 days and karate class every 9 days. If she did both today, in how many days will she do both again? Options: 18 days, 24 days, 36 days, 54 days

Back

18 days

Front

The pet shop has 36 chew toys, 24 dog bones, and 18 chase toys for cats. What is the maximum number of goody bags they can make to send to shelters?

Back

6 bags

Front

Which of the following is a multiple of 8? Options: 8, 2, 4, 100

Back

8

Front

What is the least common multiple (LCM) of 8 and 5?

Back

40

Front

3: 3, 6, 9, ___, 15, 18, 21

Back

12

Front

Joe has listed the first 4 multiples of 7 as: 7, 14, 22, 28. Which one is incorrect?

Back

22

Front

List all the factors of 18

Back

1, 2, 3, 6, 9, 18

Front

What is the GCF of 24 and 40?

Back

8

Front

Lisa is making activity baskets to donate to charity. She has 12 coloring books and 36 crayons. What is the greatest number of baskets she can make if each type of toy is equally distributed among the baskets?

Back

12

Front

Ian goes hiking every 4 days and swimming every 6 days. How many days from now will he go both hiking and swimming again? Options: 2 days, 12 days, 24 days, 48 days

Back

12 days