Q:
# What are some multiples of 3?

**Some multiples of 3 are 6, 9, 12, 21, 300, -3 and -15.** All numbers that are equal to 3 multiplied by an integer (a whole number) are multiples of 3.

Credit:
Matthias Tunger
LOOK
Getty Images

There are infinitely many multiples of 3. One interesting fact about multiples of 3 is that the sum of the digits of each multiple is always equal to either 3, 6, or 9. All alternative multiples of 3, starting from 6 and including 12, 18, 24 and so on, are also multiples of 6. Some multiples of 3 are also multiples of 9, and the sum of the digits of each of these multiples is always equal to 9.

Learn more about Exponents-
Q:
## What are some tips for solving expressions with negative exponents?

A: Moving a variable with a negative exponent to the opposite side of the fraction bar and changing the sign of the exponent to positive eliminates the negati... Full Answer >Filed Under: -
Q:
## What is the square root of 18 in simplified radical form?

A: The simplified radical form of the square root of 18 is written as 3 times the square root of 2. The simplified radical form of a square root can be found ... Full Answer >Filed Under: -
Q:
## What does standard deviation measure?

A: The standard deviation is a measure of the variation in a distribution or set of data. The term is used in probability and statistics and remains the most ... Full Answer >Filed Under: -
Q:
## What is 20 squared?

A: The number 20 squared is 20 times 20, or 400. To square a number means to multiply that number by itself. It is notated by writing the base number, which i... Full Answer >Filed Under: