Tree diagrams, basic pigeonhole principle, sorting/matching items 5 Questions 6 Questions Core Learning Objectives by Domain 1. Logical Thinking
The HKIMO is not your typical school exam. While school tests focus on arithmetic and basic shapes, the HKIMO focuses on .
The child reads too fast and guesses "Amy." The Deep Strategy: The "Process of Elimination" Table. hkimo past papers with answers primary 2
: Increases to 30 open-ended questions worth 5 marks each (150 total marks) with a 120-minute time limit.
There are ducks and cows on a farm. There are 5 heads and 14 legs in total. How many cows are there? Solution (Logical reasoning for P2): If all were ducks: 5 heads x 2 legs = 10 legs. We have 14 legs, so we need 4 extra legs. Since cows have 2 more legs than ducks (4 vs 2), we swap a duck for a cow: ( 4 \text extra legs \div 2 = 2 ) cows. Check: 2 cows (8 legs) + 3 ducks (6 legs) = 5 heads (14 legs). Answer: 2 cows The child reads too fast and guesses "Amy
Spatial visualization is the primary focus of this domain. Rather than just naming standard polygons, Primary 2 questions require kids to look at complex networks of overlapping lines to find the hidden, total count of triangles or rectangles. Other problems involve mentally tracking hidden structures, such as identifying obscured blocks within a 3D isometric stack. 5. Combinatorics
Mary has 12 candies. She gives 3 candies to her brother and then buys 5 more. How many candies does Mary have now? Solution: Start: 12. Give away 3: ( 12 - 3 = 9 ). Buys 5: ( 9 + 5 = 14 ). Answer: 14 There are 5 heads and 14 legs in total
Before looking at a single question, know the syllabus. The P2 exam always clusters into four domains:
Many enrichment centers that train students for HKIMO provide proprietary booklets of past papers. If your child is enrolled in a math Olympiad class, they will likely receive these materials as part of their course fee.