4/5 as a Decimal

The fraction 4/5 converted to a decimal, with a step-by-step solution.

0.8
Decimal
80%
Percent

How to Convert 4/5 to a Decimal (Long Division)

  1. 1

    Set up the division of the numerator by the denominator.

    4 ÷ 5

  2. 2

    5 does not go into 4, so the whole-number part is 0. Write "0." and continue with a remainder of 4.

    0 . …

  3. 3

    Bring down a 0 to make 40. 5 goes into 40 8 times (8 × 5 = 40), remainder 0.

    40 ÷ 5 = 8, r 0

Is 4/5 a Terminating or Repeating Decimal?

4/5 is a terminating decimal: the division ends exactly at 0.8 with no repeating digits.

4/5 Rounded to Each Place

Rounded toValue
Nearest tenth0.8
Nearest hundredth0.80
Nearest thousandth0.800

4/5 as a Mixed Number

4/5 is a proper fraction (the numerator is smaller than the denominator), so it is less than 1 and has no whole-number part — its value is just 0.8.

Try Another Fraction

0.8
Decimal
80%
Percent

Step-by-Step Solution

  1. 1

    Divide the numerator by the denominator.

    4 ÷ 5 = 0.8

  2. 2

    Multiply by 100 to get the percentage.

    0.8 × 100 = 80%

Frequently Asked Questions

What is 4/5 as a decimal?

4/5 as a decimal is 0.8. You get it by dividing the numerator 4 by the denominator 5.

Is 4/5 a terminating or repeating decimal?

4/5 is a terminating decimal — it ends exactly at 0.8 with no repeating digits.

What is 4/5 rounded to the nearest thousandth?

Rounded to the nearest thousandth, 4/5 ≈ 0.800. To the nearest hundredth it is 0.80, and to the nearest tenth it is 0.8.

Is 4/5 a rational number?

Yes. 4/5 is a ratio of two integers (4 over 5), so it is a rational number — even though its decimal form terminates.

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