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Estimation: Cambridge IGCSE Mathematics (0580) practice questions
Estimation (C1.9, Core) is part of Number (Core). STEM Exam Builder holds 110 past-paper questions on it for Cambridge IGCSE Mathematics (0580), from papers set between 2010 and 2025, each with its mark scheme. 8 of them are in the sample set visitors can open in the builder.
What it covers
The questions are sorted into 12 skills; you can tick single skills in the builder:
- Estimate a fraction calculation by rounding
- Estimate a substituted formula
- Estimate an expression with a square root
- Round a calculation to one decimal place
- Round to the nearest ten or hundred
- Round to three decimal places
- Round a calculated answer to two significant figures
- Round a small decimal to significant figures
- Round inputs to one significant figure
- Round standard form to three significant figures
- Round up the number of packs needed
- Round down to a whole number in context
Questions by paper
| Paper | Questions |
|---|---|
| Paper 1 (Core, non-calculator) | 70 |
| Paper 2 (Extended, non-calculator) | 26 |
| Paper 3 (Core, calculator) | 12 |
| Paper 4 (Extended, calculator) | 2 |
Questions by level
Each question carries a level, C, B or A: the grade it is pitched at.
| Level | Questions |
|---|---|
| Level C | 89 |
| Level B | 20 |
| Level A | 1 |
Questions by year the paper was set
| Year | Questions |
|---|---|
| 2010 | 4 |
| 2011 | 3 |
| 2012 | 5 |
| 2013 | 2 |
| 2014 | 7 |
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 10 |
| 2018 | 8 |
| 2019 | 10 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 12 |
| 2024 | 9 |
| 2025 | 12 |
Try sample questions
These questions are in the sample set anyone can open in the builder without an account. Each opens with its mark scheme on the flip side.
The link opens the builder on Estimation, Paper 1. Visitors can browse the sample set; building and downloading a paper needs a plan.