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Cambridge IGCSE Mathematics (9-1) · Core · Number

Estimation

Marks, papers and a question to try for 0980 Core estimation.

The current syllabus All sittings since 2019

In the papers analysed (June 2019 to November 2025, 26 papers).

What the papers show

Share of marks
1.4% of the marks analysed
How often
On 14 of 26 papers analysed
Which papers
Paper 1 (no calculator), Paper 3 (calculator allowed)
Usual command words
write, find, work out, estimate, explain
Difficulty
middling (3.0 on a scale from 1, the easiest, to 5)
Last seen
November 2025

The current syllabus: 1.6% of the marks, on 2 of 4 papers.

A question to try

Questions for 0980 are not published yet.

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