What is 18/4 as a Decimal?

Fraction to Decimal Converter

What is 18/4 as a decimal?

Answer

Fraction 18/4 as a decimal is

4.5

Exact, terminating: 2/4 = 1/2 · denominator 2 has only 2s and 5s · 1 decimal place

18 = 4 × 4 + 2: whole part 4, then divide the remainder 2

remainder	×10	= digit × 4 + new remainder	digit
2	20	5 × 4 + 0	5

The remainder reaches 0 after 1 step → 0.5 ends.

4 + 0.5 = 4.5

Fraction 18/4 as a decimal is 4.5

To convert 18/4 to a decimal, divide the numerator by the denominator: 18 ÷ 4 = 4.5.

In lowest terms its denominator 2 has no prime factors other than 2 and 5, so the division ends after 1 decimal place: 18/4 = 4.5.

Multiply by 100: 18/4 = 450%.