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5 results found for "decimal conversion" in Class 10.

Question Medium Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 21

\(\frac{7}{1250}\) का दशमलव रूप कौन-सा है?

What is the decimal form of \(\frac{7}{1250}\)?

Explanation opens after your attempt
Correct Answer

A. (0.0056)

Step 1

Concept

\(1250\times8=10000\).

Step 2

Why this answer is correct

\(\frac{7}{1250}=\frac{56}{10000}=0.0056\).

Step 3

Exam Tip

Converting the denominator into a power of (10) is a quick and safe method. चरण 1: \(1250\times8=10000\) है। चरण 2: \(\frac{7}{1250}=\frac{56}{10000}=0.0056\) होगा। चरण 3: हर को (10) की घात में बदलना तेज और सुरक्षित तरीका है।

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Question Medium Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 20

\(\frac{18}{125}\) का दशमलव रूप कौन-सा है?

What is the decimal form of \(\frac{18}{125}\)?

Explanation opens after your attempt
Correct Answer

A. (0.144)

Step 1

Concept

\(125\times8=1000\).

Step 2

Why this answer is correct

\(\frac{18}{125}=\frac{144}{1000}=0.144\).

Step 3

Exam Tip

Converting the denominator to (10), (100), or (1000) is a quick method. चरण 1: \(125\times8=1000\) है। चरण 2: \(\frac{18}{125}=\frac{144}{1000}=0.144\) होगा। चरण 3: हर को (10), (100), (1000) में बदलना तेज तरीका है।

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Question Easy Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 21

\(\frac{6}{15}\) का सही दशमलव प्रसार कौन सा है?

Which is the correct decimal expansion of \(\frac{6}{15}\)?

Explanation opens after your attempt
Correct Answer

B. (0.4)

Step 1

Concept

\(\frac{6}{15}\) simplifies to \(\frac{2}{5}\).

Step 2

Why this answer is correct

\(\frac{2}{5}=\frac{4}{10}=0.4\).

Step 3

Exam Tip

Exam tip: Simplifying first makes decimal conversion faster. चरण 1: \(\frac{6}{15}\) को सरल करने पर \(\frac{2}{5}\) मिलता है। चरण 2: \(\frac{2}{5}=\frac{4}{10}=0.4\) है। चरण 3: परीक्षा सुझाव: सरल करने से दशमलव जल्दी मिलता है।

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Question Easy Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 19

दशमलव (0.04) का सरल भिन्न रूप क्या है?

What is the simplest fractional form of (0.04)?

Explanation opens after your attempt
Correct Answer

A. \(\frac{1}{25}\)

Step 1

Concept

\(0.04=\frac{4}{100}\).

Step 2

Why this answer is correct

Dividing by (4) gives \(\frac{1}{25}\).

Step 3

Exam Tip

In decimals with zeros, counting decimal places is very important. चरण 1: \(0.04=\frac{4}{100}\) है। चरण 2: (4) से काटने पर \(\frac{1}{25}\) मिलता है। चरण 3: शून्य वाले दशमलवों में दशमलव स्थान गिनना बहुत जरूरी है।

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Question Easy Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 19

\(\frac{7}{25}\) का दशमलव रूप क्या है?

What is the decimal form of \(\frac{7}{25}\)?

Explanation opens after your attempt
Correct Answer

A. (0.28)

Step 1

Concept

Multiply (25) by (4) to make (100).

Step 2

Why this answer is correct

\(\frac{7}{25}=\frac{28}{100}=0.28\).

Step 3

Exam Tip

When converting to decimal, multiply numerator and denominator by the same number. चरण 1: (25) को (100) बनाने के लिए (4) से गुणा करें। चरण 2: \(\frac{7}{25}=\frac{28}{100}=0.28\) है। चरण 3: दशमलव में बदलते समय अंश और भाजक दोनों को समान संख्या से गुणा करें।

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