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Expressions using Letter-Numbers — Flashcards

CBSE · Class 7 · Mathematics

56 flashcards for Expressions using Letter-Numbers (CBSE Class 7 Mathematics) to test yourself on key terms and facts.

45 questions56 flashcards8 formulas & key relations5 concepts

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56 Flashcards·
Age relation using letter-numbersअक्षर-संख्याओं का उपयोग करके आयु संबंधReverse age relationउलटा आयु संबंधLetter-number expressionअक्षर-संख्या व्यंजक
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?
Key topics in Expressions using Letter-Numbers include Letter-numbers and Algebraic Expressions, Revisiting Arithmetic Expressions and Simplification, Omission of the Multiplication Symbol, Simplifying Perimeter Expressions. Study these first, then practise questions on each for Class 7 exams.
How many flashcards are available for Expressions using Letter-Numbers?
There are 56 flashcards for Expressions using Letter-Numbers covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Expressions using Letter-Numbers for Class 7 exams?
Learn the core ideas first, then work through the 45 practice questions on Expressions using Letter-Numbers. Revise definitions regularly and use flashcards for quick recall before the exam.

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