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Primary 4 Mathematics Weighted Assessment 3 (Term 3) Paper 4

Free P4 Maths WA3 Paper 4, Exam version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 4 Mathematics From Real Exams Generated by Claude Sonnet 4 Updated 2026-08-17

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TUITIONGOWHERE PRIMARY SCHOOL (AI)

WEIGHTED ASSESSMENT 3 EXAMINATION 2026 (VERSION 4) - ANSWER KEY

PRIMARY 4 MATHEMATICS


Section A: Multiple Choice (15 marks)

1. Answer: (B) 37,404 6,234 × 6 = 37,404

2. Answer: (C) English English has 62 students, which is the most.

3. Answer: (C) 22.45 14.89 + 7.56 = 22.45

4. Answer: (B) 56,800 56,789 → Look at tens (8), round up to 56,800.

5. Answer: (C) 200 1000 → 1200 → 1400 → 1600 (increasing by 200)

6. Answer: (B) 1,071 8,568 ÷ 8 = 1,071

7. Answer: (C) 23/3 7 2/3 = (7 × 3 + 2)/3 = (21 + 2)/3 = 23/3

8. Answer: (B) 78 Store B - Store A = 234 - 156 = 78

9. Answer: (A) 8.72 24.50 - 15.78 = 8.72

10. Answer: (C) 5 A regular pentagon has 5 lines of symmetry.

11. Answer: (B) 10 Factors of 20: 1, 2, 4, 5, 10, 20 Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30 GCF = 10

12. Answer: (B) 150 6 symbols × 25 people = 150 people

13. Answer: (B) 90° At 9 o'clock, the hands form a right angle = 90°.

14. Answer: (B) 50.4 5.6 × 9 = 50.4

15. Answer: (C) Increasing by 25 50 → 75 → 100 → 125 (increasing by 25)


Section B: Short Answer (20 marks)

16. Answer: 58,760

  7,345
×     8
-------
 58,760

17. Answers: (a) $3,884 (1,250 + 1,478 + 1,156 = 3,884) (b) Wednesday

18. Answer: 1,602 9,612 ÷ 6 = 1,602

19. Answer: 42.12

  23.67
+ 18.45
-------
  42.12

20. Answer: 11/12 2/3 = 8/12 1/4 = 3/12 8/12 + 3/12 = 11/12

21. Answer: 57 mm June - March = 142 - 85 = 57 mm

22. Answer: 15.44

  35.20
- 19.76
-------
  15.44

23. Answer: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

24. Answer: 220 people 11 symbols × 20 people = 220 people

25. Answer: 5.7 45.6 ÷ 8 = 5.7


Section C: Word Problems (25 marks)

26. Answer: 375 birds

Working:

  • Ducks = 75
  • Chickens = 4 × 75 = 300
  • Total = 75 + 300 = 375 birds

27. Answers: (a) **2,915Total=2,915** Total = 1,500 + 850+850 + 320 + 245=245 = 2,915

(b) **650RentFood=650** Rent - Food = 1,500 - 850=850 = 650

28. Answer: $19.30

Working:

  • Notebooks: 6 × 3.45=3.45 = 20.70
  • Pens: 8 × 1.25=1.25 = 10.00
  • Total = 20.70+20.70 + 10.00 = $30.70
  • Change = 5050 - 30.70 = $19.30

29. Answers: (a) 56.3 km Total = 12.5 + 15.8 + 9.6 + 18.4 = 56.3 km

(b) 8.8 km Thursday - Wednesday = 18.4 - 9.6 = 8.8 km

30. Answer: 722 m²

Working:

  • Area of hall = 35 × 22 = 770 m²
  • Area of stage = 8 × 6 = 48 m²
  • Area not covered = 770 - 48 = 722 m²

~ End of Answer Key ~