Complete collection of 2018 Australian AMC past papers for all five levels (A-E), with HD printable PDF papers, official standard answers, and bilingual detailed analysis.
Overall characteristics and difficulty level of the 2018 Australian AMC
The 2018 Australian AMC continued its classic format, emphasizing flexible application of fundamentals. This year featured in-depth exploration of sequences and recursion, while geometry focused on triangles and quadrilaterals. Overall moderate difficulty made it an excellent year for building competition confidence.
Six core topic areas tested in 2018 Australian AMC
Arithmetic sequences, geometric sequences, simple recurrence relations
FrequentTriangle classification, quadrilateral properties, angle calculations
CorePrime identification, prime factorization, factor counting
FoundationSimplification, substitution, fraction operations
Must-KnowSimple probability, sample spaces, event probability
BasicPerimeter and area, volume, unit conversion
ApplicationQ29 · Recursive Sequence
Key observations based on 2018 exam characteristics
Recursive sequences were the year's focus, spanning basic to advanced levels.
Basic properties of triangles and quadrilaterals were the geometry core.
Overall approachable difficulty, suitable for competition entry-level practice.
Simplification and fraction operations tested computational basics.
Targeted preparation tips by topic, based on this year’s difficulty and focus areas
The 2018 Australian AMC had an overall difficulty of Medium. Prepare in order — secure the high-frequency and foundational areas first, then break through the advanced topics — with timed practice on this year’s papers.
a high-frequency area this year — prioritise it and drill Arithmetic sequences, geometric sequences, simple recurrence relations for reliable marks.
a core scoring area — master Triangle classification, quadrilateral properties, angle calculations thoroughly.
a foundational area — lock in Prime identification, prime factorization, factor counting to avoid easy losses.
appears almost every year — build a fixed method for Simplification, substitution, fraction operations.
a foundational area — lock in Simple probability, sample spaces, event probability to avoid easy losses.
application-focused — watch for Perimeter and area, volume, unit conversion combined with real-life contexts.
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