Class 4 Mathematics • Maths Mela • Chapter 10 • Reprint 2026–27
Elephants, Tigers, and Leopards: quick answer
This original study companion helps learners understand addition-chart patterns, mental strategies, reverse-and-add, four-digit addition and subtraction with regrouping and estimation using wildlife data. Read the idea, try the worked example, complete the activity and then answer the practice questions without looking back.
What you will learn
- addition-chart patterns, mental strategies, reverse-and-add, four-digit addition and subtraction with regrouping and estimation using wildlife data
Worked example
To estimate 2,968 + 4,121, round to 3,000 + 4,000 = 7,000. The exact answer should be close to 7,000.
Learn by doing
Create a small wildlife-number table with four invented counts. Ask a partner to compare totals and find differences.
Practice questions
- Estimate 3,784 + 2,133 to the nearest thousand.
- Find 6,205 − 2,968.
- Reverse 47 to get 74 and add them. What pattern do you notice?
Revision answers and study tips
First identify what is known and what must be found. Draw a diagram, table or number sentence when it helps. Estimate before calculating, label every measurement with its unit, and explain the rule in words. Check the final answer against the question.
Frequently asked questions
Which NCERT book is this chapter from?
It is Chapter 10, “Elephants, Tigers, and Leopards”, from the current Class 4 Mathematics book Maths Mela (book code demm1), Reprint 2026–27.
Is this a copy of the textbook?
No. This is an independently written learning guide. Use it with the official NCERT chapter for complete classroom activities and illustrations.
How should I revise this chapter?
Review the key idea, redo the example, complete the activity, answer all three questions, and explain one answer aloud in your own words.
Official sources
Source-checked for the 2026–27 reprint. NCERT Kaksha is an independent educational companion and does not reproduce textbook text or artwork.