Here we answer one simple question: What is 20 times 21? (or what is 20 multiplied by 21) Here is the answer:
20 x 21 = 420
Learning the multiplication of 20 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 20 times 21 means, think of it as 20 added together 21 times. To get the answer, you could just write down the number 20, 21 times and then add the 2 numbers together.
If you’re using a calculator, you can double-check that the answer is 420 by pressing 20 then x, then 21, and then = to get the answer 420.