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Chapter 15 of 15
Flashcards

Working with Fractions

CBSE · Class 7 · Mathematics

Flashcards for Working with Fractions — CBSE Class 7 Mathematics. Quick Q&A cards covering key concepts, definitions, and formulas.

43 questions60 flashcards5 concepts

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60 Flashcards
Card 1Multiplying a whole number by a fraction

Find the product: 5 × 3/1

Answer

Step 1: Write 5 as 5/1. Step 2: Multiply numerators: 5 × 3 = 15. Step 3: Multiply denominators: 1 × 1 = 1. Answer: 15/1 = 15. Check: 5 groups of 3 make 15.

Card 2एक पूर्ण संख्या को एक भिन्न से गुणा करना

गुणनफल ज्ञात कीजिए: 5 × 3/1

Answer

चरण 1: 5 को 5/1 के रूप में लिखें। चरण 2: अंशों को गुणा करें: 5 × 3 = 15. चरण 3: हरों को गुणा करें: 1 × 1 = 1. उत्तर: 15/1 = 15. जाँच: 3 के 5 समूह 15 बनाते हैं।

Card 3Multiplying by a whole number

Aaron walks 3 km in 1 hour. How far does he walk in 5 hours?

Answer

Step 1: Distance in 1 hour = 3 km. Step 2: Multiply by 5 hours. Step 3: 3 × 5 = 15. Answer: 15 km. Check: More time means more distance when speed stays the same.

Card 4एक पूर्ण संख्या से गुणा करना

हारून 1 घंटे में 3 km चलता है। वह 5 घंटे में कितनी दूर चलता है?

Answer

चरण 1: 1 घंटे में दूरी r = 3 km. चरण 2: 5 घंटे से गुणा करें। चरण 3: 3 × 5 = 15. उत्तर: 15 km. जाँच: अधिक समय का मतलब है अधिक दूरी, जब गति समान रहती है।

Card 5Multiplying a fraction by a whole number

A tortoise walks 1/2 km in 1 hour. How far does it walk in 3 hours?

Answer

Step 1: Distance in 1 hour = 1/2 km. Step 2: Multiply by 3. Step 3: 3 × 1/2 = 3/2. Step 4: 3/2 = 1 1/2. Answer: 1 1/2 km. Check: 3 groups of 1/2 km make 1 1/2 km.

Card 6किसी भिन्न को एक पूर्ण संख्या से गुणा करना

A tortoise walks 1/2 km in 1 hour. How far does it walk in 3 hours?

Answer

Step 1: Distance in 1 hour = 1/2 km. Step 2: Multiply by 3. Step 3: 3 × 1/2 = 3/2. Step 4: 3/2 = 1 1/2. Answer: 1 1/2 km. Check: 3 groups of 1/2 km make 1 1/2 km.

Card 7Fraction times whole number

Find the product: 2/5 × 3

Answer

Step 1: Multiply numerators: 2 × 3 = 6. Step 2: Keep denominator 5. Step 3: 6/5 = 1 1/5. Answer: 6/5 or 1 1/5. Check: The product is bigger than 2/5 because 3 is greater than 1.

Card 8भिन्न को पूर्ण संख्या से गुणा करना

गुणनफल ज्ञात कीजिए: 2/5 × 3

Answer

चरण 1: अंशों को गुणा करें: 2 × 3 = 6. चरण 2: हर को 5 ही रखें। चरण 3: 6/5 = 1 1/5. उत्तर: 6/5 या 1 1/5। जाँच: गुणनफल 2/5 से बड़ा है क्योंकि 3, 1 से बड़ा है।

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Frequently Asked Questions

What are the important topics in Working with Fractions for CBSE Class 7 Mathematics?
Working with Fractions covers several key topics that are frequently asked in CBSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Working with Fractions — CBSE Class 7 Mathematics?
Understand the core concepts first, then work through the 43 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many flashcards are available for Working with Fractions?
There are 60 flashcards for Working with Fractions covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

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