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Primary 4 Mathematics Semestral Assessment 1 (Mid-Year) Paper 3

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Primary 4 Mathematics From Real Exams Generated by Claude Sonnet 4 Updated 2026-06-03
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Questions

TUITIONGOWHERE PRIMARY SCHOOL (AI)

SA1 EXAMINATION 2026 (VERSION 3)

PRIMARY 4 MATHEMATICS

Duration: 1 hour 30 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. Show your working clearly in the space provided.
  4. You are not allowed to use a calculator.

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

SectionMarks
A (MCQ)/20
B (Short Answer)/40
C (Word Problems)/40
Total/100

Section A: Multiple Choice Questions (20 marks)

For each question, choose the correct answer.

1. What is the value of the digit 5 in 75,382?

(A) 5 (B) 50 (C) 500 (D) 5,000

( ) [1 mark]

2. Which of the following is a common multiple of 4 and 6?

(A) 10 (B) 14 (C) 24 (D) 18

( ) [1 mark]

3. Convert 17/5 to a mixed number.

(A) 2 3/5 (B) 3 1/5 (C) 3 2/5 (D) 3 3/5

( ) [1 mark]

4. Which decimal is equal to 45/100?

(A) 4.5 (B) 0.45 (C) 0.045 (D) 45.0

( ) [1 mark]

5. What is the perimeter of a square with side 13 cm?

(A) 26 cm (B) 39 cm (C) 52 cm (D) 169 cm

( ) [1 mark]

6. Round 67,549 to the nearest thousand.

(A) 67,000 (B) 67,500 (C) 68,000 (D) 70,000

( ) [1 mark]

7. What is 9,246 ÷ 6?

(A) 1,541 (B) 1,542 (C) 1,540 (D) 1,543

( ) [1 mark]

8. Which fraction is NOT equivalent to 2/3?

(A) 4/6 (B) 6/9 (C) 8/12 (D) 9/12

( ) [1 mark]

9. Arrange in ascending order: 2.05, 2.5, 2.005

(A) 2.005, 2.05, 2.5 (B) 2.5, 2.05, 2.005 (C) 2.05, 2.005, 2.5 (D) 2.005, 2.5, 2.05

( ) [1 mark]

10. A rectangle has length 14 cm and width 9 cm. What is its area?

(A) 46 cm² (B) 126 cm² (C) 23 cm² (D) 63 cm²

( ) [1 mark]

11. What is the first 3 common multiples of 5 and 3?

(A) 15, 20, 25 (B) 15, 30, 45 (C) 3, 5, 15 (D) 8, 15, 30

( ) [1 mark]

12. How many thirds are there in 4?

(A) 7 (B) 12 (C) 3 (D) 4

( ) [1 mark]

13. What is 5,678 × 7?

(A) 39,646 (B) 39,746 (C) 40,746 (D) 39,756

( ) [1 mark]

14. Convert 4 2/9 to an improper fraction.

(A) 36/9 (B) 38/9 (C) 34/9 (D) 40/9

( ) [1 mark]

15. Which shows the factors of 36?

(A) 1, 2, 3, 4, 6, 9, 12, 18, 36 (B) 1, 2, 3, 6, 9, 12, 36 (C) 1, 2, 4, 6, 9, 12, 18, 36 (D) 1, 3, 6, 12, 18, 36

( ) [1 mark]

16. What is 3.78 rounded to the nearest tenth?

(A) 3.7 (B) 3.8 (C) 4.0 (D) 3.70

( ) [1 mark]

17. 8,400 ÷ 7 = ?

(A) 1,100 (B) 1,200 (C) 1,300 (D) 1,400

( ) [1 mark]

18. Which is greater: 5/8 or 7/12?

(A) 5/8 (B) 7/12 (C) They are equal (D) Cannot be determined

( ) [1 mark]

19. What number is 1,000 more than 58,467?

(A) 58,567 (B) 59,467 (C) 68,467 (D) 58,477

( ) [1 mark]

20. A square has an area of 64 cm². What is its perimeter?

(A) 16 cm (B) 24 cm (C) 32 cm (D) 64 cm

( ) [1 mark]

Section B: Short Answer Questions (40 marks)

21. Calculate 45,678 + 27,895.

Show your working.

_______________________________________________ [3 marks]

22. Find 5/12 + 7/12.

Show your working.

_______________________________________________ [3 marks]

23. Calculate 8.45 - 3.67.

Show your working.

_______________________________________________ [3 marks]

24. A rectangle has length 18 cm and width 11 cm. Find its perimeter.

Show your working.

_______________________________________________ [3 marks]

25. Convert 23/6 to a mixed number.

Show your working.

_______________________________________________ [3 marks]

26. Calculate 6,789 × 8.

Show your working.

_______________________________________________ [4 marks]

27. Calculate 7,524 ÷ 6.

Show your working.

_______________________________________________ [4 marks]

28. Find 2/5 + 3/10.

Show your working.

_______________________________________________ [4 marks]

29. Calculate 12.8 - 5.95.

Show your working.

_______________________________________________ [3 marks]

30. Find the area of a rectangle with length 16 cm and width 12 cm.

Show your working.

_______________________________________________ [3 marks]

31. List the first 5 multiples of 9.

_______________________________________________ [3 marks]

32. Convert 5 4/7 to an improper fraction.

Show your working.

_______________________________________________ [4 marks]

Section C: Word Problems (40 marks)

33. Siti has 15,890 beads. She uses 6,745 beads to make bracelets and buys 3,250 more beads. How many beads does she have now?

Show your working clearly.

_______________________________________________ [5 marks]

34. A factory produces 2,856 bottles per hour. How many bottles are produced in 9 hours?

Show your working clearly.

_______________________________________________ [5 marks]

35. A farm has 8,568 eggs. They are packed equally into 8 cartons. How many eggs are in each carton?

Show your working clearly.

_______________________________________________ [5 marks]

36. Ahmad reads 3/8 of a book on Monday and 2/8 of the book on Tuesday. What fraction of the book has he read altogether?

Show your working clearly.

_______________________________________________ [5 marks]

37. Mrs Tan bought 4.85 kg of chicken and 2.36 kg of fish. What is the total mass of meat she bought?

Show your working clearly.

_______________________________________________ [5 marks]

38. A rectangular pool has length 25 m and width 15 m. A rectangular island inside the pool has length 8 m and width 5 m. What is the area of the water in the pool?

Show your working clearly.

_______________________________________________ [5 marks]

39. Kumar earns 1,250perweek.Hespends1,250 per week. He spends 876 on expenses. How much does he save in 4 weeks?

Show your working clearly.

_______________________________________________ [5 marks]

40. A shop sold 4,567 mangoes on Friday. On Saturday, it sold 2,345 more mangoes than Friday. On Sunday, it sold 1,890 fewer mangoes than Saturday. How many mangoes were sold on Sunday?

Show your working clearly.

_______________________________________________ [5 marks]

~ End of Paper ~

Answers

TUITIONGOWHERE PRIMARY SCHOOL (AI)

SA1 EXAMINATION 2026 (VERSION 3) - ANSWER KEY

PRIMARY 4 MATHEMATICS

Section A: Multiple Choice (20 marks)

1. Answer: (D) 5,000 The digit 5 is in the thousands place, so its value is 5 × 1,000 = 5,000.

2. Answer: (C) 24 Multiples of 4: 4, 8, 12, 16, 20, 24... Multiples of 6: 6, 12, 18, 24... 24 is a common multiple of both.

3. Answer: (C) 3 2/5 17/5 = 17 ÷ 5 = 3 remainder 2 = 3 2/5

4. Answer: (B) 0.45 45/100 = 0.45

5. Answer: (C) 52 cm Perimeter of square = 4 × side = 4 × 13 = 52 cm

6. Answer: (C) 68,000 67,549 rounded to nearest thousand: Look at hundreds digit (5), round up to 68,000.

7. Answer: (A) 1,541 9,246 ÷ 6 = 1,541

8. Answer: (D) 9/12 9/12 = 3/4, not 2/3. All others equal 2/3.

9. Answer: (A) 2.005, 2.05, 2.5 2.005 < 2.05 < 2.5

10. Answer: (B) 126 cm² Area = length × width = 14 × 9 = 126 cm²

11. Answer: (B) 15, 30, 45 LCM of 5 and 3 is 15. Common multiples: 15, 30, 45...

12. Answer: (B) 12 4 = 4 × 3/3 = 12/3, so there are 12 thirds.

13. Answer: (B) 39,746 5,678 × 7 = 39,746

14. Answer: (B) 38/9 4 2/9 = (4 × 9 + 2)/9 = (36 + 2)/9 = 38/9

15. Answer: (A) 1, 2, 3, 4, 6, 9, 12, 18, 36 All factors of 36.

16. Answer: (B) 3.8 3.78 rounded to nearest tenth: Look at hundredths (8), round up to 3.8.

17. Answer: (B) 1,200 8,400 ÷ 7 = 1,200

18. Answer: (A) 5/8 5/8 = 15/24, 7/12 = 14/24. Since 15/24 > 14/24, 5/8 is greater.

19. Answer: (B) 59,467 58,467 + 1,000 = 59,467

20. Answer: (C) 32 cm Area = 64 cm², so side = 8 cm. Perimeter = 4 × 8 = 32 cm.

Section B: Short Answer (40 marks)

21. Answer: 73,573

  45,678
+ 27,895
--------
  73,573

22. Answer: 12/12 = 1 5/12 + 7/12 = 12/12 = 1

23. Answer: 4.78

  8.45
- 3.67
------
  4.78

24. Answer: 58 cm Perimeter = 2 × (length + width) = 2 × (18 + 11) = 2 × 29 = 58 cm

25. Answer: 3 5/6 23/6 = 23 ÷ 6 = 3 remainder 5 = 3 5/6

26. Answer: 54,312

  6,789
×     8
-------
 54,312

27. Answer: 1,254 7,524 ÷ 6 = 1,254

28. Answer: 7/10 2/5 = 4/10 4/10 + 3/10 = 7/10

29. Answer: 6.85

 12.80
-  5.95
-------
  6.85

30. Answer: 192 cm² Area = length × width = 16 × 12 = 192 cm²

31. Answer: 9, 18, 27, 36, 45

32. Answer: 39/7 5 4/7 = (5 × 7 + 4)/7 = (35 + 4)/7 = 39/7

Section C: Word Problems (40 marks)

33. Answer: 12,395 beads

Working:

  • Started with: 15,890 beads
  • Used: -6,745 beads
  • Bought: +3,250 beads
  • Beads now = 15,890 - 6,745 + 3,250 = 12,395 beads

34. Answer: 25,704 bottles

Working: Bottles in 9 hours = 2,856 × 9 = 25,704 bottles

35. Answer: 1,071 eggs

Working: Eggs per carton = 8,568 ÷ 8 = 1,071 eggs

36. Answer: 5/8

Working: Fraction read = 3/8 + 2/8 = 5/8

37. Answer: 7.21 kg

Working: Total mass = 4.85 + 2.36 = 7.21 kg

38. Answer: 335 m²

Working:

  • Area of pool = 25 × 15 = 375 m²
  • Area of island = 8 × 5 = 40 m²
  • Area of water = 375 - 40 = 335 m²

39. Answer: $1,496

Working:

  • Savings per week = 1,250−1,250 - 876 = $374
  • Savings in 4 weeks = 374×4=374 × 4 = 1,496

40. Answer: 5,022 mangoes

Working:

  • Friday: 4,567 mangoes
  • Saturday: 4,567 + 2,345 = 6,912 mangoes
  • Sunday: 6,912 - 1,890 = 5,022 mangoes

~ End of Answer Key ~