Class 6 Mathematics — Chapter 3: Number Play

Chapter 3: Number Play is a chapter in Class 6 Mathematics (Ganita Prakash), part of the CBSE NCERT curriculum followed by over 25 million students across India. This chapter covers 8 topics including Supercells, Placing Numbers on a Number Line, Digit Sums. BrainWeave provides free AI-powered explanations — by voice or text, in Hindi or English — with no signup required.

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What you'll learn

▸SupercellsCore concept

supercelladjacent cellsgridcomparisonlarger than
▸Placing Numbers on a Number LineCore concept

number linescaleintervalpositionestimation
▸Digit Sums

digit sumsum of digitspatternssmallest numberlargest number
▸Digit Frequency

digitfrequencycountingoccurrencerange
▸Palindromic NumbersCore concept

palindromepalindromicreversesymmetricalforwards and backwards
▸Reverse-and-Add Method

reverse-and-addalgorithmpalindromeiterationsum
▸Kaprekar's Constant (6174)Core concept

Kaprekar's constant6174digit arrangementsubtractioniteration
▸Number Patterns in Dates and Time

calendarclockdate patternstime patternsreal-world patterns

Chapter Summary

Identifying a 'supercell' in a grid, which is a number that is greater than all of its immediately adjacent neighboring numbers. This involves skills in number comparison and spatial awareness.

Accurately identifying, placing, and estimating the position of large numbers on a number line by understanding its scale and intervals.

Calculating the sum of the digits of a number and exploring the patterns that emerge from this property, such as finding the smallest or largest number with a specific digit sum.

Counting the number of times a specific digit (e.g., the digit '7') appears within a given range of numbers (e.g., from 1 to 1000).

Identifying and creating palindromic numbers, which are numbers that read the same forwards and backwards. This includes solving puzzles based on their properties.

Applying the iterative process of taking a number, reversing its digits, adding the two numbers together, and repeating until a palindromic number is generated.

Following the specific procedure for a 4-digit number of arranging its digits to form the largest and smallest possible numbers, subtracting them, and repeating the process to consistently arrive at the magic number 6174.

Recognizing numerical patterns, such as repetitions and palindromes, within real-world contexts like clock times (e.g., 10:10) and calendar dates (e.g., 11/02/2011).

Practice Questions from this Chapter

Tap "Get Solution" on any question to ask our AI tutor.

Explain prime numbers simply. Get Solution →
Illustrate a number pattern visually. Get Solution →
Discover interesting facts about infinity. Get Solution →
According to the chapter, what is a palindromic number? Get Solution →
What is a 'supercell' as defined in the chapter? Get Solution →
What is the 'Kaprekar constant' for 4-digit numbers mentioned in the text? Get Solution →
In the children's line-up game, what does it mean if a child says the number '2'? Get Solution →
How many 1-digit numbers are there, according to the table on page 6? Get Solution →

Did you know?

💡 The concept of zero was invented in India over 1,500 years ago.
💡 The only even prime number is two.
💡 There is no zero in the system of Roman numerals.
💡 The number pi has been calculated to over 62 trillion digits.
💡 In some cultures, the number four is considered extremely unlucky.

Frequently Asked Questions

How many topics are covered in this chapter?

This chapter covers 8 key topics: Supercells, Placing Numbers on a Number Line, Digit Sums, Digit Frequency, Palindromic Numbers, and more. The BrainWeave AI tutor explains each one with examples.

Is Chapter 3: Number Play important for board exams?

Class 6 is a foundation year. Mastering this chapter now will help you build strong fundamentals for the higher classes.

Can I get NCERT solutions for this chapter in Hindi?

Yes. BrainWeave's AI tutor supports Hindi, English, and Hinglish for both voice and text chat. Just ask your question in your preferred language.

Is BrainWeave free for Class 6?

Yes. BrainWeave's free Spark plan gives generous daily messages — enough for regular homework. Premium features unlock when you bring your own free Google Gemini API key.

Can I use voice chat for this chapter?

Absolutely. Tap the mic, ask any question about Chapter 3: Number Play, and the AI tutor will explain it back in voice and text.

How is BrainWeave better than static NCERT solutions sites?

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Related Chapters

Chapter 2: LINES AND ANGLES

Chapter 4: DATA HANDLING AND PRESENTATION

Chapter 9: Symmetry

Chapter 7: FRACTIONS

Chapter 6: PERIMETER AND AREA

Chapter 1: Patterns in Mathematics

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