Least Common Multiple

Front

What is the least common multiple (LCM) of 3 and 20?

Back

60

Front

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

Back

40

Front

What is the least common multiple (LCM) of 15 and 2?

Back

30

Front

What is the least common multiple (LCM) of 6 and 8?

Back

24

Front

The multiples of 7 are
1,6,7,9,3,6,4

Back

False

Front

List the first five multiples of 10.

Back

10, 20, 30, 40, 50

Front

List the first five multiples of 6.

Back

6, 12, 18, 24, 32

Front

If Juanita runs every third day and swims every fifth day, what is the first day that she will both run and swim again? Options: 5, 15, 45, 30

Back

15

Front

Cups are sold 5 to a package and plates are sold 10 to a package. What is the least number of packages of each you need to buy to have the same number of each item?

Back

10

Front

Prime factorization of 34 using a number tree

Back

2x17