AI Generated Quiz

Primary 4 Mathematics Multiplication Division Quiz

Free AI-Generated Owl Alpha Primary 4 Mathematics Multiplication Division quiz with questions and answers for Singapore students. This page is rendered as a direct URL so the questions and answers can be discovered without pressing in-page buttons.

These static practice materials are generated from the site's syllabus and paper-generation workflow, with source and model context shown so students and parents can evaluate the material before use.

Primary 4 Mathematics AI Generated Generated by Owl Alpha Updated 2026-06-03

Questions

<!-- TuitionGoWhere generation metadata: stage=5-1; model=openrouter/owl-alpha; model_label=Owl Alpha; generated=2026-06-02; Sources: Stage 4-0 LLM templates, syllabus context, and Stage 2 evidence where available. -->

Primary 4 Mathematics Quiz - Multiplication Division

Name: ___________________________

Class: ___________________________

Date: ___________________________

Score: ________ / 40

Duration: 50 minutes

Total Marks: 40


Instructions

  • Answer all questions.
  • Show all working clearly in the space provided.
  • Write your final answer on the answer line where given.
  • Calculators are not allowed.
  • Read each question carefully before answering.

Section A: Short Answer Questions (1 mark each) [Questions 1–5]

Questions 1 to 5 carry 1 mark each. Write your answer in the space provided.

1. Calculate: 234 × 6 = ___________

Answer: _______________________________________________

2. Calculate: 4,567 × 8 = ___________

Answer: _______________________________________________

3. Calculate: 2,005 × 4 = ___________

Answer: _______________________________________________

4. Calculate: 9,000 ÷ 6 = ___________

Answer: _______________________________________________

5. Calculate: 7,200 ÷ 8 = ___________

Answer: _______________________________________________


Section B: Short Answer with Working (2 marks each) [Questions 6–10]

Questions 6 to 10 carry 2 marks each. Show your working clearly.

6. A school library has 128 shelves. Each shelf holds 25 books. How many books are there in the library altogether?

Working:



Answer: _______________________________________________

7. A factory produces 3,750 toys in one day. How many toys will the factory produce in 9 days?

Working:



Answer: _______________________________________________

8. A fruit seller has 4,320 oranges. He packs them equally into 6 crates. How many oranges are in each crate?

Working:



Answer: _______________________________________________

9. Calculate: 1,250 × 12 = ___________

Working:



Answer: _______________________________________________

10. Calculate: 8,640 ÷ 24 = ___________

Working:



Answer: _______________________________________________


Section C: Application and Multi-Step Problems (3 marks each) [Questions 11–15]

Questions 11 to 15 carry 3 marks each. Show all working clearly.

11. Mrs Tan bought 15 boxes of curry puffs for a school event. Each box contains 24 curry puffs. She then repacked them into bags of 8 curry puffs each.

(a) How many curry puffs did Mrs Tan buy altogether?



(b) How many bags of 8 curry puffs could she make?



12. A shopping mall has 4 floors. On each floor, there are 135 shops. Each shop pays $250 rent per month.

(a) How many shops are there in the shopping mall altogether?



(b) How much rent does the mall collect from all the shops in one month?



13. A farmer collected 5,832 eggs. He packed them into cartons of 12 eggs each. He then delivered the cartons equally to 9 supermarkets.

(a) How many cartons did the farmer pack?



(b) How many cartons did each supermarket receive?



14. A printing machine prints 450 pages in one hour. It operates for 8 hours a day.

(a) How many pages does the machine print in one day?



(b) How many pages does the machine print in 6 days?



15. A water tank holds 9,600 litres of water. Water is drained from the tank at a rate of 40 litres per minute.

(a) How many minutes does it take to drain the tank completely?



(b) If the tank is only half full, how many minutes will it take to drain?




Section D: Problem Solving (4 marks each) [Questions 16–20]

Questions 16 to 20 carry 4 marks each. Show all working clearly and explain your reasoning where required.

16. A school organised a funfair. They sold 275 adult tickets at 12eachand348childticketsat12 each and 348 child tickets at 8 each.

(a) How much money was collected from the sale of adult tickets?



(b) How much money was collected from the sale of child tickets?



(c) How much money was collected altogether?



17. A factory makes 1,375 boxes of biscuits in a day. Each box contains 24 packets of biscuits. The factory operates 7 days a week.

(a) How many packets of biscuits does the factory make in one day?



(b) How many packets of biscuits does the factory make in one week?



(c) The packets are packed into cartons of 50. How many cartons are needed for one week's production?



18. A rectangular field has a length of 125 metres and a width of 80 metres.

(a) Find the area of the field.



(b) A farmer plants 4 trees per square metre in the field. How many trees does he plant altogether?



(c) If each tree produces 15 kg of fruit, how many kilograms of fruit are produced in total?



19. A bookshop received 6,480 storybooks. They arranged them equally on 15 shelves in the shop.

(a) How many storybooks were placed on each shelf?



(b) Each shelf has 9 rows. How many books are in each row on a shelf?



(c) If the bookshop sells all the books at $7 each, how much money will the bookshop collect?



20. A bus company has 8 depots. Each depot has 12 buses. Each bus travels 245 km every day.

(a) How many buses does the bus company have altogether?



(b) How many kilometres does one bus travel in 5 days?



(c) How many kilometres do all the buses travel in one day?



(d) The company spends $2 for every kilometre travelled. How much does the company spend on all buses in one day?




End of Quiz

Answers

<!-- TuitionGoWhere generation metadata: stage=5-1; model=openrouter/owl-alpha; model_label=Owl Alpha; generated=2026-06-02; Sources: Stage 4-0 LLM templates, syllabus context, and Stage 2 evidence where available. -->

Primary 4 Mathematics Quiz - Multiplication Division

Answer Key


Section A: Short Answer Questions (1 mark each)

1. 234 × 6 = 1,404

Working: 234 × 6: 4 × 6 = 24 (write 4, carry 2) 3 × 6 = 18, plus 2 = 20 (write 0, carry 2) 2 × 6 = 12, plus 2 = 14 (write 14) Answer: 1,404

2. 4,567 × 8 = 36,536

Working: 4,567 × 7 = 31,969... (step-by-step): 7 × 8 = 56 (write 6, carry 5) 6 × 8 = 48, plus 5 = 53 (write 3, carry 5) 5 × 8 = 40, plus 5 = 45 (write 5, carry 4) 4 × 8 = 32, plus 4 = 36 (write 36) Answer: 36,536

3. 2,005 × 4 = 8,020

Working: 5 × 4 = 20 (write 0, carry 2) 0 × 4 = 0, plus 2 = 2 0 × 4 = 0 2 × 4 = 8 Answer: 8,020

Common mistake: Students may forget the zeros in the middle and write 820 instead of 8,020.

4. 9,000 ÷ 6 = 1,500

Working: 9 ÷ 6 = 1 remainder 3 30 ÷ 6 = 5 0 ÷ 6 = 0 0 ÷ 6 = 0 Answer: 1,500

5. 7,200 ÷ 8 = 900

Working: 72 ÷ 8 = 9 00 ÷ 8 = 0 Answer: 900


Section B: Short Answer with Working (2 marks each)

6. 128 × 25 = 3,200 books

Working: 128 × 25: 128 × 25 = 128 × (100 ÷ 4) = 12,800 ÷ 4 = 3,200 Or: 128 × 5 = 640 128 × 20 = 2,560 640 + 2,560 = 3,200

Answer: 3,200 books

Marking: 1 mark for correct method/working, 1 mark for correct answer with unit.

7. 3,750 × 9 = 33,750 toys

Working: 3,750 × 9: 0 × 9 = 0 5 × 9 = 45 (write 5, carry 4) 7 × 9 = 63, plus 4 = 67 (write 7, carry 6) 3 × 9 = 27, plus 6 = 33 (write 33)

Answer: 33,750 toys

Marking: 1 mark for correct method, 1 mark for correct answer with unit.

8. 4,320 ÷ 6 = 720 oranges

Working: 4,320 ÷ 6: 43 ÷ 6 = 7 remainder 1 12 ÷ 6 = 2 0 ÷ 6 = 0

Answer: 720 oranges

Marking: 1 mark for correct method, 1 mark for correct answer with unit.

9. 1,250 × 12 = 15,000

Working: 1,250 × 12: 1,250 × 2 = 2,500 1,250 × 10 = 12,500 2,500 + 12,500 = 15,000

Answer: 15,000

Marking: 1 mark for correct method, 1 mark for correct answer.

10. 8,640 ÷ 24 = 360

Working: 8,640 ÷ 24: 24 × 300 = 7,200 8,640 − 7,200 = 1,440 24 × 60 = 1,440 300 + 60 = 360

Or long division: 86 ÷ 24 = 3 remainder 14 144 ÷ 24 = 6 remainder 0 0 ÷ 24 = 0 Answer: 360

Answer: 360

Marking: 1 mark for correct method, 1 mark for correct answer.


Section C: Application and Multi-Step Problems (3 marks each)

11. (a) 15 × 24 = 360 curry puffs

Working: 15 × 24: 15 × 4 = 60 15 × 20 = 300 60 + 300 = 360

(b) 360 ÷ 8 = 45 bags

Working: 360 ÷ 8 = 45

Answer: (a) 360 curry puffs (b) 45 bags

Marking: 1 mark for (a) correct answer, 1 mark for (b) correct method, 1 mark for (b) correct answer.

12. (a) 4 × 135 = 540 shops

Working: 4 × 135: 4 × 100 = 400 4 × 30 = 120 4 × 5 = 20 400 + 120 + 20 = 540

(b) 540 × 250=250 = **135,000**

Working: 540 × 250: 540 × 100 = 54,000 540 × 100 = 54,000 540 × 50 = 27,000 54,000 + 54,000 + 27,000 = 135,000

Or: 540 × 250 = 54 × 25 × 100 = 1,350 × 100 = 135,000

Answer: (a) 540 shops (b) $135,000

Marking: 1 mark for (a), 1 mark for (b) method, 1 mark for (b) answer with unit.

13. (a) 5,832 ÷ 12 = 486 cartons

Working: 5,832 ÷ 12: 58 ÷ 12 = 4 remainder 10 103 ÷ 12 = 8 remainder 7 72 ÷ 12 = 6 Answer: 486

(b) 486 ÷ 9 = 54 cartons

Working: 486 ÷ 9 = 54

Answer: (a) 486 cartons (b) 54 cartons

Marking: 1 mark for (a), 1 mark for (b) method, 1 mark for (b) answer.

14. (a) 450 × 8 = 3,600 pages

Working: 450 × 8: 45 × 8 = 360, so 450 × 8 = 3,600

(b) 3,600 × 6 = 21,600 pages

Working: 3,600 × 6: 36 × 6 = 216, so 3,600 × 6 = 21,600

Answer: (a) 3,600 pages (b) 21,600 pages

Marking: 1 mark for (a), 1 mark for (b) method, 1 mark for (b) answer.

15. (a) 9,600 ÷ 40 = 240 minutes

Working: 9,600 ÷ 40: 96 ÷ 4 = 24, so 9,600 ÷ 40 = 240

(b) Half of 9,600 = 4,800; 4,800 ÷ 40 = 120 minutes

Working: 9,600 ÷ 2 = 4,800 4,800 ÷ 40 = 120

Answer: (a) 240 minutes (b) 120 minutes

Marking: 1 mark for (a), 1 mark for (b) method, 1 mark for (b) answer.


Section D: Problem Solving (4 marks each)

16. (a) 275 × 12=12 = **3,300**

Working: 275 × 12: 275 × 2 = 550 275 × 10 = 2,750 550 + 2,750 = 3,300

(b) 348 × 8=8 = **2,784**

Working: 348 × 8: 300 × 8 = 2,400 40 × 8 = 320 8 × 8 = 64 2,400 + 320 + 64 = 2,784

(c) 3,300+3,300 + 2,784 = $6,084

Working: 3,300 + 2,784 = 6,084

Answer: (a) 3,300(b)3,300** (b) **2,784 (c) $6,084

Marking: 1 mark each for (a), (b), (c) correct answers. 1 mark for overall presentation/working.

17. (a) 1,375 × 24 = 33,000 packets

Working: 1,375 × 24: 1,375 × 4 = 5,500 1,375 × 20 = 27,500 5,500 + 27,500 = 33,000

(b) 33,000 × 7 = 231,000 packets

Working: 33,000 × 7 = 231,000

(c) 231,000 ÷ 50 = 4,620 cartons

Working: 231,000 ÷ 50: 231,000 ÷ 10 = 23,100 23,100 ÷ 5 = 4,620

Answer: (a) 33,000 packets (b) 231,000 packets (c) 4,620 cartons

Marking: 1 mark for (a), 1 mark for (b), 1 mark for (c) method, 1 mark for (c) answer.

18. (a) 125 × 80 = 10,000 m²

Working: 125 × 80: 125 × 8 = 1,000, so 125 × 80 = 10,000

(b) 10,000 × 4 = 40,000 trees

Working: 10,000 × 4 = 40,000

(c) 40,000 × 15 = 600,000 kg

Working: 40,000 × 15: 40,000 × 10 = 400,000 40,000 × 5 = 200,000 400,000 + 200,000 = 600,000

Answer: (a) 10,000 m² (b) 40,000 trees (c) 600,000 kg

Marking: 1 mark for (a), 1 mark for (b), 1 mark for (c) method, 1 mark for (c) answer.

19. (a) 6,480 ÷ 15 = 432 books per shelf

Working: 6,480 ÷ 15: 15 × 400 = 6,000 6,480 − 6,000 = 480 15 × 32 = 480 400 + 32 = 432

(b) 432 ÷ 9 = 48 books per row

Working: 432 ÷ 9 = 48

(c) 6,480 × 7=7 = **45,360**

Working: 6,480 × 7: 6,000 × 7 = 42,000 400 × 7 = 2,800 80 × 7 = 560 42,000 + 2,800 + 560 = 45,360

Answer: (a) 432 books (b) 48 books (c) $45,360

Marking: 1 mark for (a), 1 mark for (b), 1 mark for (c) method, 1 mark for (c) answer.

20. (a) 8 × 12 = 96 buses

Working: 8 × 12 = 96

(b) 245 × 5 = 1,225 km

Working: 245 × 5: 200 × 5 = 1,000 40 × 5 = 200 5 × 5 = 25 1,000 + 200 + 25 = 1,225

(c) 96 × 245 = 23,520 km

Working: 96 × 245: 96 × 200 = 19,200 96 × 40 = 3,840 96 × 5 = 480 19,200 + 3,840 + 480 = 23,520

(d) 23,520 × 2=2 = **47,040**

Working: 23,520 × 2 = 47,040

Answer: (a) 96 buses (b) 1,225 km (c) 23,520 km (d) $47,040

Marking: 1 mark each for (a), (b), (c), (d) correct answers with working.


End of Answer Key