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Chapter -1

Numbers

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Contents

  • Learning objectives
  • Prior knowledge check
  • 1.1- Decimal arithmetic
  • Subtracting decimals
  • Multiplying decimals
  • Dividing decimals
  • 1.2- Negative numbers
  • Adding and subtracting with negative numbers
  • Multiplying and dividing with negative numbers
  • 1.3- BODMAS
  • Adding in brackets

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Contents

  • Reciprocals
  • Mixed practice questions
  • 1.4- approximations
  • Rounding to decimal places
  • Rounding to significant figures
  • 1.5- Powers and roots
  • Powers
  • Squares and cubes
  • Higher powers and calculations
  • roots

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Contents

  • Powers of 10
  • 1.6- prime factors
  • Mixed practice questions
  • Review exercise 1

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