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GCSE Maths

Number

Estimating

Estimating

Need extra help with maths?

Practice Questions and Resources

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Everything you need to master this topic.

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Workpack

Download the printable workpack with exam style questiuons 

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Solutions

Download the full worked solutions to every question. 

Level 3–4
Foundation & Higher
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Key Points 

  • Round numbers before calculating.

  • Usually round to 1 significant figure, unless instructed otherwise.

  • Carry out the calculation using the rounded numbers.

  • Estimates are useful for checking calculator answers.


Keywords: estimating calculations, approximation, significant figures, checking answers, GCSE maths.

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