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Rational and Irrational Numbers Class 9

ICSE

Rational and irrational numbers, surds and rationalising the denominator.

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Topic-wise short notes with solved examples.Open PDFDownload
Every formula and result of the chapter on one sheet.Open PDFDownload
Daily practice problems with an answer key.Open PDFDownload

What this chapter covers

  • Rational numbers
  • Decimal form of a rational number
  • Irrational numbers
  • Surds on the number line
  • Surds
  • Rationalisation

The short notes explain each of these topics with solved examples, the formula bank lists every result on one sheet, and the DPP sheet gives practice questions with an answer key.

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