Denominator of 7 as a repeating decimal

What is the denominator of 7 as a repeating decimal? First, note that a fraction in its lowest form with the denominator of 7 will always have a repeating decimal if you divide the fraction (numerator divided by denominator).

Here we will count and show you the repeating digits when the numerator is 1 and denominator is 7. In other words, we will show you the recurring digits you get when you calculate 1 divided by 7.

Below is the answer to 1 divided by 7 with the repeating decimals. We colored each interval of repeating decimals in different colors so it is easy for you to see. The repeating decimals (recurring digits) go on forever.


As you can see, the repeating digits are 142857 which will repeat indefinitely. When we counted the repeating decimals, we found that there are 6 repeating decimals in 1/7 as a decimal.

Repeating Decimal Calculator
Want the repeating decimal for another fraction with a numerator of one? If so, please enter the denominator below.

Denominator of 9 as a repeating decimal
Here is the next denominator on our list that we have similar repeating decimal information about.

Note that the answer above only applies to 1/7. You will get a different answer if the numerator is different. Furthermore, 7 as a denominator in a fraction is only repeating for sure if the fraction is in its lowest form possible.

Bonus: To communicate what numbers are repeating in a repeating decimal, you put a line (vinculum) over the repeating digits like this:


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