LCM - Practice 1

Front

What is LCM?

Back

LCM stands for Least Common Multiple. It is the smallest multiple that two or more numbers share.

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How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and find the smallest multiple that appears in both lists.

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer. For example, multiples of 3 are 3, 6, 9, 12, etc.

Front

What is the LCM of 4 and 5?

Back

The LCM of 4 and 5 is 20.

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What is the LCM of 6 and 8?

Back

The LCM of 6 and 8 is 24.

Front

If the LCM of two numbers is 30, what could the numbers be?

Back

The numbers could be 5 and 6, or 3 and 10.

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What is the relationship between GCD and LCM?

Back

The relationship is given by the formula: LCM(a, b) = (a * b) / GCD(a, b).

Front

What is the LCM of 1 and any number?

Back

The LCM of 1 and any number is that number itself.

Front

How do you find the LCM of fractions?

Back

To find the LCM of fractions, find the LCM of the numerators and the GCD of the denominators.

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