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Primary 6 PSLE Mathematics Multiplication Division Quiz

Free P6 PSLE Maths Multiplication Division quiz, LongCat Exam version, with questions, answers, and PSLE-focused practice for Singapore students.

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Primary 6 PSLE Mathematics From Real Exams Generated by LongCat 2.0 LLM Updated 2026-08-17

Questions

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Answers

Primary 6 PSLE Mathematics Quiz - Multiplication Division

Answer Key


Section A: Short Answer (1 mark each)

1. 48 × 25 = 1,200

Working: 48 × 25 = 48 × (100 ÷ 4) = 4,800 ÷ 4 = 1,200


2. 672 ÷ 8 = 84

Working: 672 ÷ 8 = (640 + 32) ÷ 8 = 80 + 4 = 84


3. 305 × 46 = 14,030

Working:

    305
  ×  46
  -----
   1830   (305 × 6)
  12200   (305 × 40)
  -----
  14030

4. 1,248 × 35 = 43,680 toys

Working:

    1248
   ×  35
   -----
    6240   (1,248 × 5)
   37440   (1,248 × 30)
   -----
   43680

5. 9,000 ÷ 12 = 750

Working: 9,000 ÷ 12 = (9,000 ÷ 6) ÷ 2 = 1,500 ÷ 2 = 750


6. 1,001 × 78 = 78,078

Working: 1,001 × 78 = (1,000 × 78) + (1 × 78) = 78,000 + 78 = 78,078


7. Boxes: 41 Leftover: 16

Working: 1,000 ÷ 24 = 41 remainder 16 24 × 41 = 984; 1,000 − 984 = 16


8. 156 × 101 = 15,756

Working: 156 × 101 = (156 × 100) + (156 × 1) = 15,600 + 156 = 15,756


9. 90 × 36 = 3,240

Working: 3,240 ÷ 36 = 3,240 ÷ 6 ÷ 6 = 540 ÷ 6 = 90


10. 450 ÷ 18 = 25 chairs

Working: 450 ÷ 18 = 450 ÷ 9 ÷ 2 = 50 ÷ 2 = 25


Section B: Structured Questions (2 marks each)

11.

(a) 360 ÷ 15 = 24 bags

(b) 24 × 4=4 = **96**

Marking: 1 mark for (a), 1 mark for (b). Award follow-through mark for (b) if (a) is wrong but method is correct.


12. 2,500 × 36 = 90,000

Working:

    2500
   ×  36
   -----
   15000   (2,500 × 6)
   75000   (2,500 × 30)
   -----
   90000

Alternative: 2,500 × 36 = 25 × 36 × 100 = 900 × 100 = 90,000

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


13. 480 × 1.75 = 840 pages (or 480 × 7/4 = 840)

Working: 1 hour 45 minutes = 1.75 hours = 7/4 hours 480 × 7 ÷ 4 = 3,360 ÷ 4 = 840

Alternative: 480 × 1 = 480; 480 × 3/4 = 360; 480 + 360 = 840

Marking: 1 mark for converting time correctly, 1 mark for final answer.


14. 999 × 45 = 44,955

Working: 999 × 45 = (1,000 − 1) × 45 = 45,000 − 45 = 44,955

Marking: 1 mark for correct method using (1000 − 1), 1 mark for correct answer.


15.

(a) 2,016 ÷ 24 = 84 mangoes per crate

Working: 2,016 ÷ 24 = (2,016 ÷ 8) ÷ 3 = 252 ÷ 3 = 84

(b) 84 × 35=35 = **2,940**

Working: 84 × 35 = (84 × 30) + (84 × 5) = 2,520 + 420 = 2,940

Marking: 1 mark for (a), 1 mark for (b). Follow-through allowed for (b).


Section C: Problem Sums (3 marks each)

16.

(a) 25 × 48 = 1,200 chairs

Working: 25 × 48 = 25 × 4 × 12 = 100 × 12 = 1,200

(b) 1,200 < 1,350, so there are not enough chairs. 1,350 − 1,200 = 150 more chairs needed.

Marking: 1 mark for (a) correct answer. 1 mark for comparison/statement. 1 mark for correct number of additional chairs.


17.

(a) 1,650 × 8 = 13,200 bottles

Working: 1,650 × 8 = (1,600 × 8) + (50 × 8) = 12,800 + 400 = 13,200

(b) 13,200 ÷ 24 = 550 full cartons, remainder 0 bottles

Working: 13,200 ÷ 24 = (13,200 ÷ 12) ÷ 2 = 1,100 ÷ 2 = 550

Marking: 1 mark for (a). 1 mark for correct division. 1 mark for correct number of cartons and remainder.


18.

(a) 35 × 128 = 4,480 markers

Working:

    128
   × 35
   -----
    640   (128 × 5)
   3840   (128 × 30)
   -----
   4480

(b) 35 × 24=24 = **840**

Working: 35 × 24 = (35 × 20) + (35 × 4) = 700 + 140 = 840

Marking: 1 mark for (a) correct answer. 1 mark for (b) correct answer. 1 mark for clear working in either part.


19.

(a) 5,400 ÷ 180 = 30 hours

Working: 5,400 ÷ 180 = 5,400 ÷ 18 ÷ 10 = 300 ÷ 10 = 30

(b) 8:30 a.m. + 30 hours = 2:30 p.m. the next day

Working: 8:30 a.m. + 24 hours = 8:30 a.m. (next day); 8:30 a.m. + 6 hours = 2:30 p.m.

Marking: 1 mark for (a). 1 mark for correct addition of time. 1 mark for correct final time with day indication.


20.

(a) 250 × 18 = 4,500 biscuits

Working: 250 × 18 = 250 × (20 − 2) = 5,000 − 500 = 4,500

(b) 4,500 ÷ 12 = 375 full bags

Working: 4,500 ÷ 12 = (4,500 ÷ 6) ÷ 2 = 750 ÷ 2 = 375

(c) 375 × 5=5 = **1,875**

Marking: 1 mark for (a). 1 mark for (b). 1 mark for (c). Follow-through allowed for (c) from (b).


Summary of Marks

SectionQuestionsMarks per QuestionTotal Marks
A1–10110
B11–15210
C16–20315
Total20 questions35

Note: Total marks = 35. The quiz is scored out of 40 to allow for partial credit and method marks in problem sums.


Common Mistakes to Watch For

  • Q1, Q12: Forgetting to add zeros when multiplying by multiples of 10.
  • Q7: Confusing quotient and remainder in division with remainders.
  • Q13: Not converting 1 hour 45 minutes correctly to hours (1.75 or 7/4).
  • Q14: Not using the (1,000 − 1) shortcut, leading to long multiplication errors.
  • Q19: Errors in adding hours across midnight; students should break into 24-hour chunks.
  • Q20: Forgetting that only full bags are counted in part (b).