What is 15 times 21?

Here we answer one simple question: What is 15 times 21? (or What is 15 multiplied by 21?) The answer is as follows:

15 x 21 = 315

Here are some other ways to display or communicate that 15 times 21 equals 315:

15 * 21 = 315
15 • 21 = 315
15(21) = 315

To explain what 15 times 21 means, look at it as 15 added together 21 times. To get the answer, you could just write down the number 15, 21 times and then add the 15 numbers together.

If you have one of those old-fashioned handheld calculators, you can double check that the answer is 315 by pressing 15, then x, then 21, and then = to get the answer.

Multiplication Calculator
15 times 21 is not the only question we have answers to. Enter another two numbers below to multiply them together:

What is 15 times 22?
Go here for the next two numbers we multiplied together.