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Primary 3 Mathematics Weighted Assessment 2 (Term 3) Paper 1

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Questions

TUITIONGOWHERE PRIMARY SCHOOL (AI)

WEIGHTED ASSESSMENT 2 EXAMINATION 2026

PRIMARY 3 MATHEMATICS

Duration: 45 minutes
Total Marks: 50

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. You are not allowed to use a calculator.
  5. Show all working clearly.

Name: _________________________ ( )
Class: Primary 3 ( )
Date: _________________________

SectionMarks
A (MCQ)/15
B (Short Answer)/20
C (Word Problems)/15
Total/50

Section A: Multiple Choice Questions (15 marks)

For each question, four options are given. One of them is the correct answer. Choose the best answer and write 1, 2, 3 or 4 in the brackets.

1. What is 3/8 + 1/8? (1 mark)

  1. 4/8
  2. 4/16
  3. 3/8
  4. 1/2

( )

2. Which fraction is NOT equivalent to 1/2? (1 mark)

  1. 2/4
  2. 3/6
  3. 4/8
  4. 3/5

( )

3. What is 2/5 of 15? (1 mark)

  1. 3
  2. 6
  3. 9
  4. 12

( )

4. How many minutes are there from 2:45 p.m. to 3:15 p.m.? (1 mark)

  1. 30 minutes
  2. 20 minutes
  3. 40 minutes
  4. 25 minutes

( )

5. What is the area of a rectangle with length 9 cm and breadth 4 cm? (1 mark)

  1. 13 cm²
  2. 26 cm²
  3. 36 cm²
  4. 18 cm²

( )

6. Ahmad uses 250 ml of milk. How much milk is left from a 1-litre bottle? (1 mark)

  1. 750 ml
  2. 1250 ml
  3. 850 ml
  4. 950 ml

( )

7. Which angle is greater than 90°? (1 mark)

  1. Acute angle
  2. Right angle
  3. Obtuse angle
  4. Straight angle

( )

8. How many faces does a triangular prism have? (1 mark)

  1. 4
  2. 5
  3. 6
  4. 8

( )

9. What is the mode of this data: 5, 7, 5, 8, 5, 6? (1 mark)

  1. 5
  2. 6
  3. 7
  4. 8

( )

10. In a bar graph, the bar for 'Cats' reaches 12. If each unit represents 3 animals, how many cats are there? (1 mark)

  1. 12
  2. 15
  3. 36
  4. 4

( )

11. What comes next in this pattern: 45, 50, 55, 60, ? (1 mark)

  1. 62
  2. 65
  3. 70
  4. 75

( )

12. Mei Ling has 8.75.Shebuysatoyfor8.75. She buys a toy for 3.50. How much does she have left? (1 mark)

  1. $5.25
  2. $4.75
  3. $5.75
  4. $4.25

( )

13. Which fraction is the largest? (1 mark)

  1. 1/3
  2. 1/4
  3. 1/5
  4. 1/2

( )

14. A square has a perimeter of 20 cm. What is the length of each side? (1 mark)

  1. 4 cm
  2. 5 cm
  3. 10 cm
  4. 80 cm

( )

15. What is 72 ÷ 8? (1 mark)

  1. 8
  2. 9
  3. 10
  4. 12

( )

Section B: Short Answer Questions (20 marks)

16. Calculate these fractions: (4 marks)

a) 5/7 + 1/7 = _______ (2 marks)

b) 7/9 - 3/9 = _______ (2 marks)

17. Express these fractions in their simplest form: (4 marks)

a) 6/8 = _______ (2 marks)

b) 10/15 = _______ (2 marks)

18. Convert these measurements: (4 marks)

a) 2 m 65 cm = _______ cm (2 marks)

b) 3 litres 450 ml = _______ ml (2 marks)

19. Complete these time calculations: (4 marks)

a) 1 hour 25 minutes + 45 minutes = _______ (2 marks)

b) 3 hours 20 minutes - 1 hour 35 minutes = _______ (2 marks)

20. Find the perimeter and area: (4 marks)

Rectangle: Length = 12 cm, Breadth = 7 cm

Perimeter = _______ (2 marks)

Area = _______ (2 marks)

Section C: Word Problems (15 marks)

21. Siti bought 3/4 kg of apples and 1/4 kg of oranges. What is the total weight of fruits she bought? (3 marks)

Working:

Answer: _____________________________________________

22. A tank holds 8 litres of water. If 2 litres 750 ml is used, how much water is left in the tank? (4 marks)

Working:

Answer: _____________________________________________

23. Raj starts reading at 7:25 p.m. He reads for 1 hour 40 minutes. What time does he finish reading? (4 marks)

Working:

Answer: _____________________________________________

24. A rectangular garden is 15 m long and 8 m wide. What is its area? If grass costs $2 per square metre, how much will it cost to cover the whole garden with grass? (4 marks)

Working:

Answer: _____________________________________________

~ End of Paper ~

Answers

TUITIONGOWHERE PRIMARY SCHOOL (AI)

WEIGHTED ASSESSMENT 2 EXAMINATION 2026 - ANSWER KEY

PRIMARY 3 MATHEMATICS

Section A: Multiple Choice Questions (15 marks)

1. What is 3/8 + 1/8? (1 mark) Answer: 1. 4/8 Add numerators: 3 + 1 = 4. Keep denominator: 4/8

2. Which fraction is NOT equivalent to 1/2? (1 mark) Answer: 4. 3/5 1/2 = 2/4 = 3/6 = 4/8, but 3/5 ≠ 1/2

3. What is 2/5 of 15? (1 mark) Answer: 2. 6 2/5 × 15 = (2 × 15) ÷ 5 = 30 ÷ 5 = 6

4. How many minutes are there from 2:45 p.m. to 3:15 p.m.? (1 mark) Answer: 1. 30 minutes From 2:45 to 3:00 is 15 minutes, from 3:00 to 3:15 is 15 minutes. Total: 30 minutes

5. What is the area of a rectangle with length 9 cm and breadth 4 cm? (1 mark) Answer: 3. 36 cm² Area = length × breadth = 9 × 4 = 36 cm²

6. Ahmad uses 250 ml of milk. How much milk is left from a 1-litre bottle? (1 mark) Answer: 1. 750 ml 1 litre = 1000 ml. Left = 1000 - 250 = 750 ml

7. Which angle is greater than 90°? (1 mark) Answer: 3. Obtuse angle Obtuse angles are greater than 90°. Acute < 90°, Right = 90°

8. How many faces does a triangular prism have? (1 mark) Answer: 2. 5 2 triangular faces + 3 rectangular faces = 5 faces

9. What is the mode of this data: 5, 7, 5, 8, 5, 6? (1 mark) Answer: 1. 5 5 appears 3 times, more than any other number

10. In a bar graph, the bar for 'Cats' reaches 12. If each unit represents 3 animals, how many cats are there? (1 mark) Answer: 3. 36 12 × 3 = 36 cats

11. What comes next in this pattern: 45, 50, 55, 60, ? (1 mark) Answer: 2. 65 Pattern increases by 5 each time: 60 + 5 = 65

12. Mei Ling has 8.75.Shebuysatoyfor8.75. She buys a toy for 3.50. How much does she have left? (1 mark) *Answer: 1. 5.25∗∗∗5.25** *8.75 - 3.50=3.50 = 5.25

13. Which fraction is the largest? (1 mark) Answer: 4. 1/2 1/2 = 0.5, 1/3 ≈ 0.33, 1/4 = 0.25, 1/5 = 0.2

14. A square has a perimeter of 20 cm. What is the length of each side? (1 mark) Answer: 2. 5 cm Perimeter = 4 × side, so 20 = 4 × side, side = 5 cm

15. What is 72 ÷ 8? (1 mark) Answer: 2. 9 72 ÷ 8 = 9

Section B: Short Answer Questions (20 marks)

16. Calculate these fractions: (4 marks)

a) 5/7 + 1/7 = 6/7 (2 marks) Add numerators: 5 + 1 = 6. Keep denominator: 6/7

b) 7/9 - 3/9 = 4/9 (2 marks) Subtract numerators: 7 - 3 = 4. Keep denominator: 4/9

17. Express these fractions in their simplest form: (4 marks)

a) 6/8 = 3/4 (2 marks) Divide both numerator and denominator by 2: 6÷2 = 3, 8÷2 = 4

b) 10/15 = 2/3 (2 marks) Divide both numerator and denominator by 5: 10÷5 = 2, 15÷5 = 3

18. Convert these measurements: (4 marks)

a) 2 m 65 cm = 265 cm (2 marks) 2 m = 2 × 100 = 200 cm. Total: 200 + 65 = 265 cm

b) 3 litres 450 ml = 3450 ml (2 marks) 3 litres = 3 × 1000 = 3000 ml. Total: 3000 + 450 = 3450 ml

19. Complete these time calculations: (4 marks)

a) 1 hour 25 minutes + 45 minutes = 2 hours 10 minutes (2 marks) 25 + 45 = 70 minutes = 1 hour 10 minutes. Total: 1 + 1 = 2 hours 10 minutes

b) 3 hours 20 minutes - 1 hour 35 minutes = 1 hour 45 minutes (2 marks) 3 hours 20 minutes = 2 hours 80 minutes. 2 hours 80 minutes - 1 hour 35 minutes = 1 hour 45 minutes

20. Find the perimeter and area: (4 marks)

Rectangle: Length = 12 cm, Breadth = 7 cm

Perimeter = 38 cm (2 marks) Perimeter = 2 × (length + breadth) = 2 × (12 + 7) = 2 × 19 = 38 cm

Area = 84 cm² (2 marks) Area = length × breadth = 12 × 7 = 84 cm²

Section C: Word Problems (15 marks)

21. Siti bought 3/4 kg of apples and 1/4 kg of oranges. What is the total weight of fruits she bought? (3 marks)

Working: Total weight = 3/4 + 1/4 = 4/4 = 1 kg (2 marks)

Answer: 1 kg (1 mark)

22. A tank holds 8 litres of water. If 2 litres 750 ml is used, how much water is left in the tank? (4 marks)

Working: Tank capacity = 8 litres = 8000 ml (1 mark) Water used = 2 litres 750 ml = 2750 ml (1 mark) Water left = 8000 - 2750 = 5250 ml = 5 litres 250 ml (2 marks)

Answer: 5 litres 250 ml

23. Raj starts reading at 7:25 p.m. He reads for 1 hour 40 minutes. What time does he finish reading? (4 marks)

Working: Start time: 7:25 p.m. (1 mark) Add 1 hour: 8:25 p.m. (1 mark) Add 40 minutes: 8:25 + 40 minutes = 9:05 p.m. (2 marks)

Answer: 9:05 p.m.

24. A rectangular garden is 15 m long and 8 m wide. What is its area? If grass costs $2 per square metre, how much will it cost to cover the whole garden with grass? (4 marks)

Working: Area = length × breadth = 15 × 8 = 120 m² (2 marks) Cost = 120 × 2=2 = 240 (2 marks)

Answer: Area = 120 m², Cost = $240

Total: 50 marks

Marking Scheme Summary:

  • Section A (MCQ): 15 marks (1 mark each)
  • Section B (Short Answer): 20 marks
  • Section C (Word Problems): 15 marks
  • Total: 50 marks

Grade Boundaries:

  • 45-50: Excellent
  • 38-44: Very Good
  • 30-37: Good
  • 25-29: Satisfactory
  • Below 25: Needs Improvement

Key Topics Covered (WA2):

  • Fractions: Addition, subtraction, equivalence, simplest form
  • Time: Duration calculations, time addition/subtraction
  • Measurement: Length, volume, mass conversions
  • Geometry: Perimeter, area, angles, 3D shapes
  • Data: Mode, bar graphs, pictographs
  • Problem Solving: Multi-step word problems