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Primary 3 Mathematics Weighted Assessment 1 (Term 1) Paper 2
Free P3 Maths WA1 Paper 2, Exam version, with questions, answers, and syllabus-aligned practice for Singapore students.
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TUITIONGOWHERE PRIMARY SCHOOL (AI)
WEIGHTED ASSESSMENT 1 EXAMINATION 2026 - ANSWER KEY
PRIMARY 3 MATHEMATICS (Version 2)
Section A: Multiple Choice Questions (15 marks)
1. Answer: (3) 5 The tens place is the second digit from the right. In 3859, the digit 5 is in the tens place.
2. Answer: (1) 4697 4697 > 4679. All other options are smaller than 4679.
3. Answer: (2) 45 5 × 9 = 45 (from the 5 times table)
4. Answer: (3) 56 8 groups of 7 = 8 × 7 = 56
5. Answer: (2) 2/6 2 parts out of 6 equal parts are shaded = 2/6
6. Answer: (3) 4.75 + 6.55
7. Answer: (2) 8 56 ÷ 7 = 8 (from the 7 times table: 7 × 8 = 56)
8. Answer: (1) 275 cm 2 m = 200 cm, so 2 m 75 cm = 200 + 75 = 275 cm
9. Answer: (2) 3750 3746 rounds to 3750 (6 ≥ 5, so round up)
10. Answer: (1) 1/2 3/6 = 1/2 (divide both numerator and denominator by 3)
11. Answer: (2) 849 692 + 157 = 849
12. Answer: (4) 350 Pattern increases by 50 each time: 300 + 50 = 350
13. Answer: (3) 48 6 × 8 = 48 (from the 6 times table)
14. Answer: (2) 5 1/4 of 20 = 20 ÷ 4 = 5
15. Answer: (3) 120° An obtuse angle is greater than 90° but less than 180°. 120° fits this definition.
Section B: Short Answer Questions (20 marks)
16. Answer: 825 Working:
358
+ 467
-----
825
17. Answer: 346 Working:
924
- 578
-----
346
18. Answer: 9 7 × 9 = 63
19. Answer: 12 more books Working: Books = 30, Toys = 18 Difference = 30 - 18 = 12
20. Answer: 1750 g Working: 1 kg = 1000 g 1 kg 750 g = 1000 + 750 = 1750 g
21. Answer: 7:15 The clock shows quarter past seven.
22. Answer: 7 Working: 1/5 of 35 = 35 ÷ 5 = 7
23. Answer: 4 Working: 2/5 = ?/10 5 × 2 = 10, so 2 × 2 = 4 Therefore 2/5 = 4/10
24. Answer: 36 cm² Working: Area = length × width = 9 × 4 = 36 cm²
25. Answer: 6000 Working: 5963 rounds to 6000 (963 ≥ 500, so round up to nearest hundred)
Section C: Word Problems (15 marks)
26. Answer: 265 stamps Working: Ahmad's original stamps = 186 Stamps bought = 79 Total stamps = 186 + 79 = 265
27. Answer: 56 sweets Working: Number of bags = 8 Sweets per bag = 7 Total sweets = 8 × 7 = 56
28. Answer: 57 more boys Working: Number of boys = 425 Number of girls = 368 Difference = 425 - 368 = 57
29. Answer: 36.50 Cost of shoes = 36.50 + 55.25 Amount paid = 60.00 - 4.75
Grade Boundaries:
- A: 45-50 marks (90-100%)
- B: 35-44 marks (70-89%)
- C: 25-34 marks (50-69%)
- D: 15-24 marks (30-49%)
- F: Below 15 marks (<30%)
Common Mistakes to Watch:
- Place value confusion (Q1)
- Fraction equivalence errors (Q10, Q23)
- Money calculation mistakes (Q29)
- Forgetting to carry/borrow in addition/subtraction
- Times table errors (Q3, Q4, Q7, Q13)
