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Download Lesson Resources for Rounding to Significant Figures

Mr Mathematics membership Save hours of planning with the full lesson pack — includes presentation, worksheet and detailed solutions.

What's included in this lesson pack

  • Ready-to-teach PowerPoint presentation
  • Printable student worksheet
  • Scaffolded examples for progress and constant challenge
  • Exam-style questions
  • Answers for checking and feedback

Rounding to Significant Figures

 

Students use place value to round a number to a significant figure.

As learning progresses, they are challenged to approximate square and cube roots.

Scheme of Work

Accuracy and Rounding Foundation | Estimations and Limits of Accuracy Higher

Differentiated Learning Objectives
  • All students should be able to round a positive number, greater than one to one significant figure.
  • Most students should be able to round any number to one or more significant figures.
  • Some students should be able to calculate the limits of accuracy when a number has been rounded to a significant figure.

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