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Elephants, Tigers, and Leopards

CBSE · Class 4 · Mathematics

Quick revision notes for Elephants, Tigers, and Leopards — CBSE Class 4 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

40 questions20 flashcards5 concepts

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Key Topics to Revise

1

NIM Game - Strategic Addition

  • NIM game is played by two players taking turns to add either 1 or 2 to reach a target number
  • The player who reaches the target number first wins
  • To win when opponent reaches 6: add 1 or 2 to make 7 or 8, then you can always win
2

Addition Chart and Patterns

  • Addition chart shows all possible sums when adding numbers from 0 to 12
  • Each cell contains the sum of the row number and column number
  • Patterns exist in rows, columns, and diagonals
3

Reverse and Add Method

  • Take any 2-digit number, reverse its digits, then add both numbers
  • The sum always follows specific patterns
  • Some sums are impossible to achieve with this method
4

Wildlife Population Problems

  • India has 3/4 of world's tiger population and 3/5 of Asiatic elephant population
  • Karnataka has 6049 elephants, Kerala has 3054 elephants
  • Gujarat has 1355 leopards, Karnataka has 1131, Madhya Pradesh has 1817

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Full Notes

Key Concepts

A twoA table showing sums of numbersTaking a 2Adding and subtracting numbers with thousandsUsing real information about elephant

Frequently Asked Questions

What are the important topics in Elephants, Tigers, and Leopards for CBSE Class 4 Mathematics?
Elephants, Tigers, and Leopards covers several key topics that are frequently asked in CBSE Class 4 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Elephants, Tigers, and Leopards — CBSE Class 4 Mathematics?
Understand the core concepts first, then work through the 40 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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