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What times 21 equals 81?


Here we will show you how to calculate: What times 21 equals 81? Instead of saying "what" times 21 equals 81, you could say x times 21 equals 81 and make it into a function like this:

X • 21 = 81

Which can be written as:

21X = 81

Then you solve for X by dividing both sides by 21 to get the answer:

X = 3.8571


Thus, the answer to the question, "What times 21 equals 81?" is as follows:

3.8571

Note that the answer on this page is rounded to the nearest four decimals if necessary.




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