P3 Math Practice Paper 3
- 1. PRIMARY 3 MATHEMATICS MATH PRACTICE PAPER 3 ANSWER KEY Section A (2 marks each) No. Answers No. Answers No. Answers No. Answers 1. 3 6. 4 11. 2 16. 4 2. 1 7. 3 12. 1 17. 3 3. 2 8. 3 13. 4 18. 3 4. 4 9. 3 14. 3 19. 4 5. 3 10. 2 15. 4 20. 1 Section B (2 marks each) No. Answers Seven thousand, four hundred and twelve 21. 22. hundreds 23. 9 926 24. 9 25. $1.35 26. 1 27. 250 28. Red 29. 1 420 30. 3 837 31. 36 32. 190 33. 25 34. 136 35. $36 36. 7 (a) James 37. (b) 100 38. 5 39. 9 40. 140 Section C (4 marks each) S/N Answers Remarks 41. 2 684 − 152 = 2 532 1
- 2. 2 532 visitors visited the zoo on Sunday. 2 684 + 2 532 = 5 216 5 216 visitors visited the zoo on both days. Alternative method 2684 x 2 = 5368 5368 − 152 = 5216 5 216 visitors visited the zoo on both days. 42. Susan and Camy Su (73) C (26) (ii) ? Vanessa (i) ? i) 73 + 26 = 99 99 x 2 = 198 Vanessa baked 198 muffins . ii) 198 + 99 = 297 They baked 297 muffins altogether . Alternative method 73 x 3 = 219 26 x 3 = 78 219 + 78 = 297 They baked 297 muffins altogether 43. $88 − $16 = $72 Lily was still short of $72. 72 ÷ 4 = 18 She would need to save for another 18 days. Or She would need to save for 18 days more. Alternative method This method based on assumption that Lily had been saving $4 2
- 3. daily for 4 days to reach $16. $88 ÷ $4 = 22 days $16 ÷ $4 = 4 days 22 - 4 = 18 days She would need to save for 18 days more. 44. 28 x 3 = 84 Jaye bought 84 egg tarts. 84 ÷ 7 = 12 Each friend received 12 egg tarts. 45. pink clips In each packet Total 7 clips in each packet blue clips 3 more 35 ÷ 5 = 7 There are 7 hair clips in each packet. 7–3=4 4÷2=2 There are 2 blue clips in each packet. 45 Alternative methods A) 35 – 15 = 20 20 ÷ 2 = 10 10 ÷ 5 = 2 B) 3 x 5 = 15 35 – 15 = 20 20 ÷ 10 = 2 C) Using number bonds / Listing 35 ÷ 5 = 7 3
- 4. 1 and 6 X 4 and 3 X 2 and 5 √ 3 and 4 X 4