What is 18/27 as a Decimal?

Fraction to Decimal Converter

What is 18/27 as a decimal?

Answer

Fraction 18/27 as a decimal is

0.6

≈ 0.67 to hundredths

Repeating decimal: 18/27 = 2/3 · denominator 3 has the factor 3, not 2 or 5 · the bar marks the period 6 — it repeats forever

remainder	×10	= digit × 27 + new remainder	digit
18	180	6 × 27 + 18	6

Remainder 18 is back after the 1st division → the digit 6 repeats forever: 0.6.

Fraction 18/27 as a decimal is 0.(6)

To convert 18/27 to a decimal, divide the numerator by the denominator: 18 ÷ 27 = 0.(6).

In lowest terms its denominator 3 has the prime factor 3, so the division never ends: a remainder comes back and the same digits repeat forever.

Multiply by 100: 18/27 ≈ 66.67%.