Decimal
0.88…
What is 8/9 as a decimal and percent?
Answer
8/9 as a decimal is 0.88…. As a percent, 8/9 is 88.8889%.
Percent
88.8889%
Step-by-step working
1
Divide the numerator by the denominator
To turn any fraction into a decimal, divide the top by the bottom.
8 ÷ 9 = 0.88…
2
Multiply by 100 for the percent
Percent means "out of one hundred". Multiplying a decimal by 100 (or moving the decimal point two places to the right) gives the percent value.
0.88… × 100 = 88.8889%
3
Round if needed
In this case 8/9 produces a recurring decimal, so rounding is required. Two decimal places (≈ 0.89) is enough for most everyday work; four (≈ 0.8889) for precise calculations.
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Try other fractions:
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Decimal
0.88…
Percent
88.8889%
About this fraction
Ninths produce a repeating digit equal to the numerator: 1/9 = 0.111…, 2/9 = 0.222…, and so on. For 8/9, the repeating digit is 8. The denominator has prime factors other than 2 and 5, which is why the decimal repeats forever.
Common conversions
Related fractions and their decimal / percent values for quick comparison.
| Fraction | Decimal | Percent |
|---|---|---|
| 1/9 | 0.(1) | 11.1111% |
| 2/9 | 0.(2) | 22.2222% |
| 4/9 | 0.(4) | 44.4444% |
| 5/9 | 0.(5) | 55.5556% |
| 7/9 | 0.(7) | 77.7778% |
| 8/9 | 0.(8) | 88.8889% |
| 1/2 | 0.5 | 50% |
Frequently asked questions
What is 8/9 as a decimal?
8/9 as a decimal is 0.88…. The decimal recurs — the digits repeat indefinitely. Divide the numerator by the denominator: 8 ÷ 9 = 0.88…. For most everyday work, round to two or three decimal places.
What is 8/9 as a percent?
8/9 as a percent is 88.8889%. Take the decimal value (0.88…) and move the decimal point two places to the right — the same as multiplying by 100.
Is 8/9 already in lowest form?
Yes. 8/9 is already in lowest form because the greatest common divisor of 8 and 9 is 1.
Does 8/9 terminate or recur as a decimal?
8/9 recurs (does not terminate) as a decimal. The denominator (after simplifying to 8/9) contains prime factors other than 2 and 5, which forces an infinitely repeating block.