Tag: Ieo Open Questions
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The Maths You Actually Need for the IEO: Eight Calculation Families and the Five Errors That Cost Most Marks
Not competition mathematics: eight families of applied arithmetic executed cleanly under time pressure - plus the five slips that quietly destroy correct reasoning.
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The 2026 IEO Paper Changed Shape: A Merged Multiple-Choice Paper and Open Questions That Now Demand Maths
Our coaches' reading of the 2026 round: one merged 40-question multiple-choice paper where there had been two, and four of five open questions turning on calculation. What that changes for your prep.