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Upper and Lower Bounds 1-9 GCSE


A completely interactive lesson with drag and drop activities and instant learner feedback.

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Upper and lower bounds is a completely interactive lesson for learners taking GCSE (1-9).

Learning Objectives:

  1. apply and interpret upper and lower bounds when rounding or truncating numbers.

What is in the lesson:

  • 32 interactive slides;
  • Drag and drop activities with instant learner feedback;
  • Differentiated questions upper and lower bounds, as well as answers
  • Printable interactive worksheets

Teachers can use this lesson for whole-class teaching. It can also be used for practice and revision by learners at home.

If you have any issues or would like to get in touch, please email us at info@skoolmaths.com

Other topics in this category include

  • systematic listing strategies
  • estimating powers and roots of any given positive number
  • indices
  • surds
  • fractional indices
  • standard form
  • recurring decimals
  • ratio and proportions
  • rounding and estimations
  • simplify and manipulate algebraic expressions
  • algebraic fractions
  • factorising quadratic expressions of the form x2 + bx + c
  • the difference of 2 squares
  • factorising quadratic expressions of the form ax2 + bx + c
  • simplifying expressions involving sums, products and powers
  • laws of indices
  • parallel and perpendicular lines
  • the equation of the line segment
  • quadratic equations
  • trial and improvement
  • translate simple situations or procedures into algebraic expressions or formulae; derive an equation (or 2
  • simultaneous equations
  • linear inequalities
  • quadratic inequalities
  • linear sequences
  • quadratic sequences

Ratio, proportion and rates of change

  • compound measures
  • the gradient of a straight line
  • direct and inverse proportion
  • simple and compound interest

Geometry and measures


  • probabilities of mutually exclusive events
  • probability of independent and dependent events
  • conditional probabilities with two-way tables
  • conditional probabilities with tree diagrams
  • conditional probabilities with Venn diagrams


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