After how many places will the decimal expansion of (\frac{18}{225}) terminate?
Answer and explanation
Correct answer: (2)
Step 1: (\frac{18}{225}) simplifies by (9) to (\frac{2}{25}). Step 2: Since (25=5^2), the decimal terminates after (2) places. Step 3: Exam tip: The original denominator had (3^2), but it disappeared after simplification.
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What is the correct answer to this question?
(2)
Why is this the correct answer?
Step 1: (\frac{18}{225}) simplifies by (9) to (\frac{2}{25}). Step 2: Since (25=5^2), the decimal terminates after (2) places. Step 3: Exam tip: The original denominator had (3^2), but it disappeared after simplification.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Decimal expansion of rational numbers.
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