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Expressions using Letter-Numbers

CBSE · Class 7 · Mathematics

Flashcards for Expressions using Letter-Numbers — CBSE Class 7 Mathematics. Quick Q&A cards covering key concepts, definitions, and formulas.

45 questions56 flashcards5 concepts

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56 Flashcards
Card 1Age relation using letter-numbers

If Aftab's age is 23 years, find Shabnam's age.

Answer

Step 1: Use the relation Shabnam's age = Aftab's age + 3. Step 2: Substitute 23 for Aftab's age. Shabnam's age = 23 + 3 Step 3: Add. Shabnam's age = 26 years Answer: 26 years…

Card 2अक्षर-संख्याओं का उपयोग करके आयु संबंध

यदि आफताब की आयु 23 वर्ष है, तो शबनम की आयु ज्ञात कीजिए।

Answer

चरण 1: शबनम के age = Aftab's age + 3. संबंध का उपयोग करें। चरण 2: आफताब की उम्र के लिए 23 प्रतिस्थापित करें। शबनम का age = 23 + 3 चरण 3: जोड़ें। शबनम का age = 26 years उत्तर: 26 वर्ष…

Card 3Reverse age relation

If Shabnam's age is 20 years, find Aftab's age.

Answer

Step 1: Aftab's age is 3 less than Shabnam's age. Step 2: Subtract 3 from 20. Aftab's age = 20 - 3 Step 3: Calculate. Aftab's age = 17 years Answer: 17 years…

Card 4उलटा आयु संबंध

यदि शबनम की आयु 20 वर्ष है, तो आफताब की आयु ज्ञात कीजिए।

Answer

चरण 1: आफताब की आयु शबनम की आयु से 3 कम है। चरण 2: 20 में से 3 घटाएँ। आफताब की आयुe = 20 - 3 चरण 3: गणना करें। आफताब की आयुe = 17 years उत्तर: 17 वर्ष…

Card 5Letter-number expression

Write the expression for Shabnam's age if Aftab's age is a letter-number a.

Answer

Step 1: Shabnam's age is 3 years more than Aftab's age. Step 2: Replace Aftab's age with a. Shabnam's age = a + 3 Answer: a + 3…

Card 6अक्षर-संख्या व्यंजक

शबनम की आयु के लिए व्यंजक लिखें यदि आफताब की आयु अक्षर-संख्या a है।

Answer

चरण 1: शबनम की उम्र, आफताब की उम्र से 3 साल अधिक है। चरण 2: आफताब की उम्र को a से बदलें। शबनम की उम्रe = a + 3 उत्तर: a + 3…

Card 7Letter-number expression

Write the expression for Aftab's age if Shabnam's age is s.

Answer

Step 1: Aftab is 3 years younger than Shabnam. Step 2: Subtract 3 from s. Aftab's age = s - 3 Answer: s - 3…

Card 8अक्षर-संख्या व्यंजक

यदि शबनम की आयु s है तो आफताब की आयु के लिए व्यंजक लिखें।

Answer

चरण 1: आफताब, शबनम से 3 साल छोटा है। चरण 2: s में से 3 घटाएँ। आफताब की आयुe = s - 3 उत्तर: s - 3…

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Frequently Asked Questions

What are the important topics in Expressions using Letter-Numbers for CBSE Class 7 Mathematics?
Expressions using Letter-Numbers 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 Expressions using Letter-Numbers — CBSE Class 7 Mathematics?
Understand the core concepts first, then work through the 45 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 Expressions using Letter-Numbers?
There are 56 flashcards for Expressions using Letter-Numbers covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

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