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Primary 4 Mathematics Practice Paper 5

Free P4 Maths Practice Paper 5, Ox AI version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 4 Mathematics AI Generated Generated by Ox Alpha Updated 2026-08-27

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Answers

TuitionGoWhere Practice Paper - Mathematics Primary 4

Whole Numbers Topic Practice Paper — Version 5 of 5 — Answer Key (Total: 50 marks)

Section A: Place Value, Reading and Rounding (Q1–5, 2 marks each)

Q1: 4 thousands (i.e., 4,000)

Q2: Seventy thousand, two hundred and five

Q3: 48,600

Q4: 64,530; 65,304; 65,340; 65,430

Q5: 14,000 (the pattern increases by 500 each step)

Section B: Factors, Multiples and Calculations (Q6–10, 2 marks each)

Q6: 52,499

Q7: 29,650 ≈ 30,000

Q8: 1, 2, 3, 4, 6, 9, 12, 18, 36 (all nine required for full marks)

Q9: 42 and 66

Q10: 3,476 × 8 = 27,808

Section C: Working with Larger Numbers (Q11–15, 3 marks each)

Q11: Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24. Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36. Common factors: 1, 2, 3, 4, 6, 12

Q12: Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36 … Multiples of 6: 6, 12, 18, 24, 30, 36 … First three common multiples: 12, 24, 36

Q13: 925 ÷ 8 = 115 remainder 5 (a) 115 pencils in each box (b) 5 pencils left over

Q14: 32,480 ÷ 8 = 4,060

Q15: 46,350 − 38,900 = 7,450 more buttons

Section D: Problem Sums (Q16–20, 3 marks each)

Q16: 12 × 48 = 576 markers

Q17: 8,750 − 2,395 = 6,355; 6,355 ÷ 5 = 1,271 stamps in each album

Q18: Multiples of 8: 8, 16, 24 … Multiples of 12: 12, 24 … Smallest common multiple: 24

Q19: Any number from 65,001 to 74,999 is acceptable (e.g., 68,000). Award full marks for any valid example with correct reasoning.

Q20: 25 × 12 = 300 pens; 300 ÷ 6 = 50 boxes


Marking Notes

  • Award method marks where working is shown correctly even if the final answer is wrong.
  • For Q8 and Q11, all values must be listed for full marks; deduct 1 mark per missing factor.
  • Units must be included in final answers for Q13–Q17 and Q20 to earn the final mark.