How to convert this fraction
Division gives 1 ÷ 8 = 0.125. This is the decimal form of 1/8.
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1/8 as a decimal
1/8 as a decimal is 0.125.
To express 1/8 as a decimal, divide the numerator by the denominator (1 ÷ 8).
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Frequently asked questions
What is 1/8 as a decimal?
1/8 equals 0.125 in decimal form.
Is 1/8 a terminating decimal?
Yes. In base 10, 1/8 = 0.125 has finitely many decimal places.
How do you convert 1/8 to a decimal?
Divide 1 by 8. On a calculator, enter 1 ÷ 8.
Is this page for inches?
No — this is abstract math. For inches on a ruler, use our inches-to-decimal tool linked on this page.
Last updated: 2026-04-18 · Content version: 1.0