Multiples

Front

What is a multiple of a number?

Back

A multiple of a number is the product of that number and an integer. For example, multiples of 5 include 5, 10, 15, 20, etc.

Front

List the first five multiples of 7.

Back

The first five multiples of 7 are 7, 14, 21, 28, and 35.

Front

What is the smallest multiple of 10?

Back

The smallest multiple of 10 is 10 itself.

Front

How can you determine if a number is a multiple of 3?

Back

A number is a multiple of 3 if the sum of its digits is divisible by 3. For example, for the number 123, 1+2+3=6, which is divisible by 3.

Front

What is the relationship between even numbers and multiples of 2?

Back

All even numbers are multiples of 2, as they can be expressed as 2 times an integer.

Front

What is a common method to find multiples of a number?

Back

To find multiples of a number, you can multiply that number by integers (0, 1, 2, 3, ...). For example, multiples of 4 are 0, 4, 8, 12, 16, etc.

Front

Which of the following numbers is a multiple of 5: 22, 25, 30?

Back

25 and 30 are multiples of 5, while 22 is not.

Front

What is the definition of a prime number in relation to multiples?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself, meaning it cannot be a multiple of any other number except for 1 and itself.

Front

How do you identify a number that is not a multiple of another?

Back

To identify a number that is not a multiple of another, check if dividing the first number by the second results in a remainder. If there is a remainder, it is not a multiple.

Front

What is the significance of the number 0 in relation to multiples?

Back

Zero is a multiple of every integer, as any number multiplied by 0 equals 0.