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QuestionMathematics

What is 5 / 9 written as a decimal?
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Answer

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Step 1:
I'll solve this problem step by step using the specified LaTeX formatting guidelines:

Step 2:
: Set up the division

\frac{5}{9}$$ means 5 ÷ 9
To convert a fraction to a decimal, we need to divide the numerator by the denominator.

Step 3:
: Perform the division

5 \div 9 = 0.5555555...
This is a repeating decimal where 5 repeats infinitely.

Step 4:
: Express the repeating decimal

We can write this as $$0.\overline{5}$$, where the bar over the 5 indicates it repeats forever.

Final Answer

(The decimal representation is 0.5 repeating) Key Insight: When dividing 5 by 9, the result is a repeating decimal where the digit 5 continues indefinitely after the decimal point.