least common multiple

Front

Which of these numbers is a multiple of 18? Options: 2, 6, 35, 54

Back

54

Front

LCM of 2, 4, and 9

Back

36

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 for the number 24.

Back

1, 2, 3, 4, 6, 8, 12, 24

Front

Which number is NOT prime? Options: 3, 7, 17, 21

Back

21

Front

Composite numbers:

Back

Have more than 2 factors

Front

Identify the number that is a multiple of 9: 78, 79, 80, 81

Back

81

Front

What is the least common multiple (LCM) of 5 and 11?

Back

55

Front

What is the least common multiple of 5, 4, and 10?

Back

20

Front

Greatest Common Factor of 35 and 49

Back

7