Here we answer one simple question: What is 18 times 21? (or what is 18 multiplied by 21) Here is the answer:
18 x 21 = 378
Learning the multiplication of 18 times 21 is an essential skill for problems based upon fractions, decimals, and percentages. It helps in solving real-life problems quickly.
If you want to find what 18 times 21 means, think of it as 18 added together 21 times. To get the answer, you could just write down the number 18, 21 times and then add the 2 numbers together.
If you’re using a calculator, you can double-check that the answer is 378 by pressing 18 then x, then 21, and then = to get the answer 378.