Simplify Ratio 3:21

Here we will simplify the ratio 3:21 for you and show you how we did it.

To simplify the ratio 3:21, we find the greatest common divisor of 3 and 21, and then we divide 3 and 21 by the greatest common divisor.

The greatest common divisor that you can use to simplify 3:21 is 3. Which means the answer to ratio 3:21 simplified is:

1:7

Here is the math to illustrate better:
3/3 = 1 and 21/3 = 7
Thus, 3:21 ratio simplified is 1:7

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