Factors and Multiples

Front

What is a Composite Number?

Back

A composite number is a whole number greater than 1 that has more than two factors. For example, 12 is a composite number because it can be divided by 1, 2, 3, 4, 6, and 12.

Front

What are Factors?

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42.

Front

What is a Prime Number?

Back

A prime number is a whole number greater than 1 that has exactly two factors: 1 and itself. For example, 5 is a prime number because it can only be divided by 1 and 5.

Front

What is the definition of Multiples?

Back

Multiples of a number are the result of multiplying that number by an integer. For example, the multiples of 3 are 3, 6, 9, 12, 15, etc.

Front

Identify the prime numbers from this list: 3, 5, 7, 15.

Back

The prime numbers are 3, 5, and 7.

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Identify the composite number from this list: 3, 5, 11, 12.

Back

The composite number is 12.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

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What is the largest prime number less than 20?

Back

The largest prime number less than 20 is 19.

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How many factors does the number 1 have?

Back

The number 1 has only one factor, which is itself.

Front

What is a factor pair?

Back

A factor pair consists of two numbers that, when multiplied together, equal a given number. For example, (2, 21) is a factor pair of 42.