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Primary 4 Mathematics Semestral Assessment 1 (Mid-Year) Paper 1

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Questions

TUITIONGOWHERE PRIMARY SCHOOL (AI)

SEMESTRAL ASSESSMENT 1 EXAMINATION 2026

PRIMARY 4 MATHEMATICS

Duration: 90 minutes
Total Marks: 100

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.

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

SectionMarks
A (MCQ)/30
B (Structured)/45
C (Problem Solving)/25
Total/100

Section A: Multiple Choice Questions (30 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 the value of the digit 6 in the number 86,159? (2 marks)

  1. 6
  2. 60
  3. 600
  4. 6000

( )

2. Round 45,729 to the nearest hundred. (2 marks)

  1. 45,700
  2. 45,800
  3. 46,000
  4. 45,000

( )

3. Find 6,847 × 9. (2 marks)

  1. 61,623
  2. 61,523
  3. 62,623
  4. 61,723

( )

4. What is 8,568 ÷ 7? (2 marks)

  1. 1,223 remainder 7
  2. 1,224 remainder 0
  3. 1,224 remainder 7
  4. 1,225 remainder 3

( )

5. Which of the following is NOT a factor of 48? (2 marks)

  1. 6
  2. 8
  3. 14
  4. 16

( )

6. What is the least common multiple of 6 and 8? (2 marks)

  1. 14
  2. 24
  3. 36
  4. 48

( )

7. Which fraction is equivalent to 4/5? (2 marks)

  1. 8/12
  2. 12/15
  3. 16/25
  4. 20/30

( )

8. Convert 5 3/8 to an improper fraction. (2 marks)

  1. 43/8
  2. 42/8
  3. 41/8
  4. 40/8

( )

9. Which decimal is equivalent to 9/100? (2 marks)

  1. 0.009
  2. 0.09
  3. 0.9
  4. 9.0

( )

10. Arrange these decimals from smallest to largest: 1.07, 1.7, 1.007 (2 marks)

  1. 1.007, 1.07, 1.7
  2. 1.7, 1.07, 1.007
  3. 1.07, 1.007, 1.7
  4. 1.007, 1.7, 1.07

( )

11. Convert 3.5 m to cm. (2 marks)

  1. 35 cm
  2. 350 cm
  3. 3500 cm
  4. 0.35 cm

( )

12. What is the perimeter of a rectangle with length 15 cm and width 8 cm? (2 marks)

  1. 23 cm
  2. 46 cm
  3. 120 cm
  4. 240 cm

( )

13. What is the area of a rectangle with length 12 cm and width 7 cm? (2 marks)

  1. 19 cm²
  2. 38 cm²
  3. 84 cm²
  4. 168 cm²

( )

14. Which angle is greater than 90°? (2 marks)

  1. acute angle
  2. right angle
  3. obtuse angle
  4. straight angle

( )

15. How many degrees is a 1/4 turn? (2 marks)

  1. 45°
  2. 90°
  3. 180°
  4. 360°

( )

Section B: Structured Questions (45 marks)

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

16. Calculate: (4 marks) 47,859 + 28,764 = ?

Show your working:

Answer: ________________

17. Find the quotient and remainder when 9,847 is divided by 12. (5 marks)

Show your working:

Answer: Quotient = ________, Remainder = ________

18. List all the factors of 32. (4 marks)

Answer: ________________________________

19. Calculate: (5 marks) 5/6 - 2/9 = ?

Show your working:

Answer: ________________

20. Convert these improper fractions to mixed numbers: (4 marks)

(a) 23/5 = ________

(b) 31/4 = ________

21. Round these decimals to the nearest whole number: (4 marks)

(a) 17.8 = ________

(b) 24.49 = ________

(c) 9.5 = ________

(d) 35.99 = ________

22. Convert these measurements: (5 marks)

(a) 4.8 kg = ________ g

(b) 750 cm = ________ m

(c) 2.3 litres = ________ ml

23. Find the area of the shaded region: (6 marks) A rectangle is 20 cm by 15 cm. A square of side 6 cm is cut out from one corner.

Show your working:

Answer: ________________ cm²

24. Complete the pattern: (4 marks) 72°, 144°, 216°, _____, _____

Answer: ________, ________

25. From the bar graph, answer the questions: (4 marks) [Assume a bar graph showing favorite fruits of 40 students]

(a) How many students chose apples? ________ students

(b) Which fruit was chosen by the most students? ________________

Section C: Problem Solving (25 marks)

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

26. Lily has 4 times as many stickers as Mark. If they have 150 stickers altogether, how many stickers does Mark have? (6 marks)

Show your working:

Answer: ________________ stickers

27. A rectangular tank is 25 cm long, 20 cm wide and 15 cm high. It is filled with water to 3/4 of its height. What is the volume of water in the tank? (6 marks)

Show your working:

Answer: ________________ cm³

28. Mrs Chen bought 3 packets of cookies at 4.50eachand2bottlesofjuiceat4.50 each and 2 bottles of juice at 2.80 each. She paid with a $50 note. How much change did she receive? (6 marks)

Show your working:

Answer: $________________

29. Tom walked 1.2 km from home to school, then 850 m from school to the library. Finally, he walked 1.75 km from the library back home. What is the total distance he walked in metres? (7 marks)

Show your working:

Answer: ________________ m

End of Examination

Check your answers before submitting.

Answers

TUITIONGOWHERE PRIMARY SCHOOL (AI)

SA1 EXAMINATION 2026 - ANSWER KEY

PRIMARY 4 MATHEMATICS

Section A: Multiple Choice

1. Answer: (C) 40,000 Explanation: The digit 4 is in the ten thousands place, so its value is 4 × 10,000 = 40,000.

2. Answer: (B) 24 Explanation: Factors of 24 are 1, 2, 3, 4, 6, 8, 12, 24. That's 8 factors.

3. Answer: (D) 1 2/5 Explanation: 7/5 = 1 2/5 (since 7 ÷ 5 = 1 remainder 2)

4. Answer: (A) 0.6 Explanation: 6/10 = 0.6

5. Answer: (C) 45 cm² Explanation: Area = length × width = 9 × 5 = 45 cm²

Section B: Short Answer

6. Answer: 11,234

Working:

  6789
+ 4445
------
 11234

7. Answer: 3/8

Working:

1/8 + 2/8 = 3/8

8. Answer: 4.7

Working:

2.3 + 2.4 = 4.7

9. Answer: 28 cm

Working: Perimeter = 2 × (length + width) = 2 × (9 + 5) = 2 × 14 = 28 cm

10. Answer: 2 1/3

Working: 7/3 = 2 1/3 (since 7 ÷ 3 = 2 remainder 1)

Section C: Word Problems

11. Answer: 6,789 books

Working: Books sold = 9,456 - 2,667 = 6,789 books

12. Answer: $364

Working: Total cost = 52×7=52 × 7 = 364

13. Answer: 1,234 students

Working: Students per class = 8,638 ÷ 7 = 1,234 students

14. Answer: 7/12

Working: Fraction = 1/3 + 1/4 = 4/12 + 3/12 = 7/12

15. Answer: 4.8 kg

Working: Total weight = 2.3 + 2.5 = 4.8 kg

16. Answer: 36 cm²

Working: Area of garden = 8 × 6 = 48 cm² Area of path = 4 × 3 = 12 cm² Remaining area = 48 - 12 = 36 cm²