Primary 4 Mathematics Weighted Assessment 2 (Term 3) Paper 5

TUITIONGOWHERE PRIMARY SCHOOL (AI)

WEIGHTED ASSESSMENT 2 EXAMINATION 2026 (VERSION 5)

PRIMARY 4 MATHEMATICS

Duration: 50 minutes Total Marks: 60

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INSTRUCTIONS TO STUDENTS

1. Do not turn over this page until you are told to do so.
2. Answer all questions.
3. Write your answers clearly in the spaces provided.
4. Show your working clearly for calculation questions.
5. You are not allowed to use a calculator.

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Name: _________________ ( ) Class: Primary 4 ( ) Date: _________________

Section	Marks
A (MCQ)	/15
B (Short Answer)	/20
C (Word Problems)	/25
Total	/60

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Section A: Multiple Choice Questions (15 marks)

For each question, choose the correct answer.

1. What is 9.87 + 5.46?

(A) 14.33 (B) 15.23 (C) 15.33 (D) 14.23

( ) [1 mark]

2. What is 18.4 - 9.75?

(A) 8.65 (B) 9.65 (C) 8.75 (D) 9.75

( ) [1 mark]

3. A regular pentagon has how many lines of symmetry?

(A) 3 (B) 4 (C) 5 (D) 6

( ) [1 mark]

4. What type of angle is 179°?

(A) Acute (B) Right (C) Obtuse (D) Reflex

( ) [1 mark]

5. Round 4.995 to 2 decimal places.

(A) 4.99 (B) 5.00 (C) 4.90 (D) 5.0

( ) [1 mark]

6. Which figure has exactly 2 lines of symmetry?

(A) Square (B) Regular hexagon (C) Rectangle (D) Circle

( ) [1 mark]

7. What is 8.25 × 8?

(A) 64.0 (B) 65.0 (C) 66.0 (D) 67.0

( ) [1 mark]

8. An angle of 200° is called:

(A) Acute (B) Obtuse (C) Straight (D) Reflex

( ) [1 mark]

9. What is 22.5 ÷ 9?

(A) 2.4 (B) 2.5 (C) 2.6 (D) 2.3

( ) [1 mark]

10. Which is equivalent to 8 + 0.6 + 0.05?

(A) 8.605 (B) 8.65 (C) 8.056 (D) 8.560

( ) [1 mark]

11. How many degrees does the minute hand turn in 45 minutes?

(A) 180° (B) 225° (C) 270° (D) 315°

( ) [1 mark]

12. What is 30.2 - 14.55?

(A) 15.55 (B) 15.65 (C) 16.55 (D) 16.65

( ) [1 mark]

13. The letter T has how many lines of symmetry?

(A) 0 (B) 1 (C) 2 (D) 3

( ) [1 mark]

14. What is 1.25 × 6?

(A) 6.5 (B) 7.0 (C) 7.5 (D) 8.0

( ) [1 mark]

15. Three angles of a quadrilateral are 90°, 90°, and 90°. What is the fourth angle?

(A) 45° (B) 90° (C) 180° (D) 270°

( ) [1 mark]

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Section B: Short Answer Questions (20 marks)

Write your answers in the spaces provided. Show your working clearly.

16. Calculate 67.45 + 38.78.

Show your working.

_______________________________________________ [2 marks]

17. Calculate 50.3 - 27.86.

Show your working.

_______________________________________________ [2 marks]

18. Round 9.999 to 1 decimal place.

Answer: ________________ [2 marks]

19. Calculate 7.35 × 9.

Show your working.

_______________________________________________ [2 marks]

20. Calculate 35.2 ÷ 8.

Show your working.

_______________________________________________ [2 marks]

21. Draw all lines of symmetry on a regular hexagon.

   ___
  /   \
 /     \
 \     /
  \___/

Answer: _______ lines of symmetry [2 marks]

22. Find the unknown angle x if angles x and 125° are on a straight line.

Answer: x = ________° [2 marks]

23. Calculate 15.6 - 4.85 + 3.25.

Show your working.

_______________________________________________ [2 marks]

24. An angle is 3/4 of a right angle. How many degrees is it?

Answer: _______° [2 marks]

25. Calculate 24.36 ÷ 4.

Show your working.

_______________________________________________ [2 marks]

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Section C: Word Problems (25 marks)

Show your working clearly and write your final answers in the spaces provided.

26. Siti bought 3.65 m of red ribbon and 4.87 m of blue ribbon. What is the total length of ribbon she bought?

Show your working.

_______________________________________________ [4 marks]

27. Ahmad had $78.90. He spent$34.65 on books. How much money did he have left?

Show your working.

_______________________________________________ [4 marks]

28. A tank contains 42.4 litres of water. The water is poured equally into 8 containers. How much water is in each container?

Show your working.

_______________________________________________ [5 marks]

29. A shop sells notebooks for $2.85 each. Mrs Goh bought 6 notebooks. How much did she pay altogether?

Show your working.

_______________________________________________ [5 marks]

30. In a pentagon (5-sided figure), four of the angles are 108°, 115°, 98°, and 122°. What is the fifth angle? (Hint: Sum of angles in a pentagon = 540°)

Show your working.

_______________________________________________ [7 marks]

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~ End of Paper ~

TUITIONGOWHERE PRIMARY SCHOOL (AI)

WEIGHTED ASSESSMENT 2 EXAMINATION 2026 (VERSION 5) - ANSWER KEY

PRIMARY 4 MATHEMATICS

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Section A: Multiple Choice (15 marks)

1. Answer: (C) 15.33 9.87 + 5.46 = 15.33

2. Answer: (A) 8.65 18.40 - 9.75 = 8.65

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

4. Answer: (C) Obtuse 179° is between 90° and 180°, so it's obtuse.

5. Answer: (B) 5.00 4.995 → Look at thousandths (5), round up. 4.99 + 0.01 = 5.00

6. Answer: (C) Rectangle A rectangle has exactly 2 lines of symmetry (horizontal and vertical through center).

7. Answer: (C) 66.0 8.25 × 8 = 66.00

8. Answer: (D) Reflex 200° is greater than 180°, so it's a reflex angle.

9. Answer: (B) 2.5 22.5 ÷ 9 = 2.5

10. Answer: (B) 8.65 8 + 0.6 + 0.05 = 8.65

11. Answer: (C) 270° Minute hand turns 360° in 60 minutes. In 45 minutes: 360° × (45/60) = 360° × 0.75 = 270°

12. Answer: (B) 15.65 30.20 - 14.55 = 15.65

13. Answer: (B) 1 The letter T has 1 vertical line of symmetry.

14. Answer: (C) 7.5 1.25 × 6 = 7.50

15. Answer: (B) 90° Sum of angles in quadrilateral = 360° Fourth angle = 360° - 90° - 90° - 90° = 90°

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Section B: Short Answer (20 marks)

16. Answer: 106.23

  67.45
+ 38.78
-------
 106.23

17. Answer: 22.44

  50.30
- 27.86
-------
  22.44

18. Answer: 10.0 9.999 → All 9s round up to 10.0

19. Answer: 66.15 7.35 × 9 = 66.15

20. Answer: 4.4 35.2 ÷ 8 = 4.4

21. Answer: 6 lines of symmetry A regular hexagon has 6 lines of symmetry.

22. Answer: x = 55° Angles on a straight line = 180° x = 180° - 125° = 55°

23. Answer: 14.0 or 14 15.60 - 4.85 + 3.25 = 10.75 + 3.25 = 14.00

24. Answer: 67.5° 3/4 of a right angle = 3/4 × 90° = 67.5°

25. Answer: 6.09 24.36 ÷ 4 = 6.09

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Section C: Word Problems (25 marks)

26. Answer: 8.52 m

Working: Total length = 3.65 + 4.87 = 8.52 m

27. Answer: $44.25

Working: Money left = $78.90 -$34.65 = $44.25

28. Answer: 5.3 litres

Working: Water per container = 42.4 ÷ 8 = 5.3 litres

29. Answer: $17.10

Working: Total cost = $2.85 × 6 =$17.10

30. Answer: 97°

Working:

• Sum of angles in pentagon = 540°
• Four angles = 108° + 115° + 98° + 122° = 443°
• Fifth angle = 540° - 443° = 97°

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~ End of Answer Key ~