Ten-Year Series · PSLE 2012
PSLE Maths 2012 Answers
The answer key for the PSLE Maths 2012 papers (Paper 1, Paper 2): 48 questions, 47 with a free final answer, plus the topic and marks for each. Find the question number in your TYS book and tick it off.
We publish answers only. The questions and diagrams stay in your printed Ten-Year Series (TYS) book, so keep it open beside this page (“see the diagram in your book”).
MCQ answers are option numbers, e.g. (3).
Paper 1
30 questions · 30 free final answers · 40 marks listed
| Q | Answer | Topic / section | Marks |
|---|---|---|---|
| Q1 | (3) | Whole NumbersMCQ | 1 |
| Q2 | (2) | GeometryMCQ | 1 |
| Q3 | (3) | MeasurementMCQ | 1 |
| Q4 | (4) | DecimalsMCQ | 1 |
| Q5 | (4) | GeometryMCQ | 1 |
| Q6 | (1) | RatioMCQ | 1 |
| Q7 | (2) | DecimalsMCQ | 1 |
| Q8 | (2) | GeometryMCQ | 1 |
| Q9 | (3) | FractionsMCQ | 1 |
| Q10 | (2) | FractionsMCQ | 1 |
| Q11 | (1) | AnglesMCQ | 2 |
| Q12 | (1) | Area and PerimeterMCQ | 2 |
| Q13 | (3) | Percentage · Data AnalysisMCQ | 2 |
| Q14 | (4) | Whole NumbersMCQ | 2 |
| Q15 | (4) | Whole NumbersMCQ | 2 |
| Q16 | 7560 | Whole NumbersShort answer | 1 |
| Q17 | 10.34 | DecimalsShort answer | 1 |
| Q18 | 7 1/20 | Decimals · FractionsShort answer | 1 |
| Q19 | 25/42 | FractionsShort answer | 1 |
| Q20 | 45% | Percentage · Data AnalysisShort answer | 1 |
| Q21 | 3/20 | FractionsShort answer | 1 |
| Q22 | 25 | MeasurementShort answer | 1 |
| Q23 | $8 | Data AnalysisShort answer | 1 |
| Q24 | Jan, May | Data AnalysisShort answer | 1 |
| Q25 | 72 | VolumeShort answer | 1 |
| Q26 | 9 3/4 | AlgebraShort answer | 2 |
| Q27 | 32 | AnglesShort answer | 2 |
| Q28 | 12 g | MeasurementShort answer | 2 |
| Q29 | 28 | Whole NumbersShort answer | 2 |
| Q30 | (a) 67(b) Decreased | PercentageShort answer | 2 |
Paper 2
18 questions · 17 free final answers · 60 marks listed
| Q | Answer | Topic / section | Marks |
|---|---|---|---|
| Q1 | 23 | Whole NumbersShort answer | 2 |
| Q2 | 34k | AlgebraShort answer | 2 |
| Q3 | 380 | Data AnalysisShort answer | 2 |
| Q4 | 108 | RatioShort answer | 2 |
| Q5 | 900 ml | FractionsShort answer | 2 |
| Q6 | $95.70 | Whole NumbersStructured | 3 |
| Q7 | Drawing / explanation in worked solution | GeometryStructured | 3 |
| Q8 | (a) 75(b) 50 | AnglesStructured | 4 |
| Q9 | (a) 3, 6, 18(b) 18, 90 | Whole NumbersStructured | 3 |
| Q10 | (a) 112(b) $108 | Data Analysis · RatioStructured | 3 |
| Q11 | 270 each | FractionsStructured | 3 |
| Q12 | (a) 1920 cm³(b) 24 cm | VolumeStructured | 4 |
| Q13 | (a) 240 m(b) 1120 m | SpeedStructured | 4 |
| Q14 | (a) 1/12(b) 96 s | FractionsStructured | 4 |
| Q15 | (a) 390(b) 117 | Whole NumbersStructured | 5 |
| Q16 | (a) 16 cm(b) 2.64 m | MeasurementStructured | 4 |
| Q17 | (a) 280(b) 44% | PercentageStructured | 5 |
| Q18 | (a) 20425 cm²(b) 1700 cm | Area and PerimeterStructured | 5 |
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Step-by-step worked solutions for every Maths question, written the way PSLE markers award method marks, plus model answers for open-ended questions. We are adding them newest years first (2025 back to 2021), checked against the answer key on this page.
Paper format and timing: PSLE Maths 2026 exam format (Paper 1 & Paper 2).
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