What is 21 times 3/6?

How do you multiply 21 by 3/6? Here we will show you step-by-step how to solve 21 times 3/6, which can be written as follows:

Step 1: Setup
First of all, note that 21 is the same as 21/1 since 21 divided by 1 is 21. Therefore, start by setting up the problem like this:

Step 2: Multiply
Multiply the numerators together (21 x 3 = 63) and multiply the denominators together (1 x 6 = 6) and make it into one fraction like so:

Step 3: Minimize
The greatest common factor of 63 and 6 is 3. Minimize the fraction by dividing the numerator and the denominator by its greatest common factor to get:

Step 4: Convert
Convert the improper fraction above to a mixed number to get the answer:

That's it! Now you know how to calculate 21 times 3/6.

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