Error Intervals iGCSE REVISION WORKSHEET

Cambridge iGCSE (0580): C1.16, E1.16

Edexcel iGCSE (4MA1): 1.9, 1.10

Number of Questions: 13

Estimated time to complete: up to 15 minutes

About This Worksheet

This iGCSE revision worksheet covers Error Intervals, aligned to Cambridge iGCSE (0580) syllabus codes C1.16, E1.16 and Edexcel iGCSE (4MA1) codes 1.9, 1.10. Answers and worked solutions are included.

This set of questions focuses on using upper and lower bounds to write error intervals for values that have been rounded, and using upper and lower bounds for simple calculations, such as checking to see if the content of a lift exceeds its maximum load.

All worksheets are created by the team of experienced teachers at Cazoom Maths.

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iGCSE Syllabus Alignment

Cambridge iGCSE Maths (0580)

C1.16Core

Give appropriate upper and lower bounds for data given to a specified accuracy

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E1.16Extended

Give appropriate upper and lower bounds for data given to a specified accuracy. Obtain appropriate upper and lower bounds to solutions of simple problems given data to a specified accuracy

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Edexcel iGCSE Maths (4MA1)

1.9All tiers

Round integers to a given power of 10. Round to a given number of significant figures or decimal places. Identify upper and lower bounds where values are given to a degree of accuracy. Use estimation to evaluate approximations to numerical calculations

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1.10Higher

Calculate upper and lower bounds to solutions of problems. Apply and interpret limits of accuracy when using data given to a specified degree of accuracy

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