Factors and Multiples

Front

What are factors of 42?

Back

1, 42, 2, 21, 7, 6

Front

Is 12 a prime or composite number?

Back

Composite

Front

Which numbers are prime? 3, 5, 7, 15 or 3, 5, 2, 1, 7, 13?

Back

3, 5, 2, 1, 7, 13

Front

Which is a factor pair of 24? 2, 12 or 3, 5?

Back

2, 12

Front

Which number is prime? 15, 21, 5, or 12?

Back

5

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple is a number that can be divided by another number without a remainder.

Front

What are the first five prime numbers?

Back

2, 3, 5, 7, 11

Front

What is the prime factorization of 12?

Back

2 x 2 x 3 or 2^2 x 3

Front

What is the least common multiple (LCM) of 4 and 5?

Back

20