9/20 as a Decimal
The fraction 9/20 written as a decimal.
9/20 as a decimal
0.45
= 45% · terminating decimal
How it works
To turn a fraction into a decimal, divide the numerator by the denominator: 9 ÷ 20 = 0.45.
Because 20's only prime factors are 2 and 5, the division ends cleanly, so 9/20 is a terminating decimal.
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The fraction calculator adds, subtracts, multiplies, divides and simplifies any fractions, and shows each result as a decimal too.
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Frequently asked questions
What is 9/20 as a decimal?+
9/20 as a decimal is 0.45. It is a terminating decimal, found by dividing 9 by 20.
How do you turn 9/20 into a decimal?+
Divide the numerator by the denominator: 9 ÷ 20 = 0.45. A fraction gives a terminating decimal when the denominator's only prime factors are 2 and 5, and a repeating decimal otherwise.