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Primary 1 Mathematics Practice Paper 2
Free P1 Maths Practice Paper 2, HY3 AI version, with questions, answers, and syllabus-aligned practice for Singapore students.
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Answers
TuitionGoWhere Practice Paper — Mathematics Primary 1 (Answer Key)
Version: 2
Subject: Mathematics
Level: Primary 1
Topic: Numbers
Total Marks: 20
Section A: Counting and Number Recognition
Q1. 7
Teaching note: Count each star one by one: 1, 2, 3, 4, 5, 6, 7. The picture shows exactly 7 stars.
Mark: 1
Q2. 12
Teaching note: Count the apples inside the basket: 1 to 12. There are 12 apples.
Mark: 1
Q3. 13
Working: 9 + 4 = 13. Start at 9, count on 4 more: 10, 11, 12, 13.
Mark: 1
Q4. 8
Working: 3 red + 5 blue = 3 + 5 = 8 balls.
Mark: 1
Q5. fourteen
Teaching note: There are 14 blocks (10 + 4). In words, 14 is written as "fourteen". Common mistake: writing "four ten" instead of "fourteen".
Mark: 1
Section B: Place Value, Comparing and Ordering
Q6. 50
Teaching note: In 58, the 5 is in the tens place, so its value is 5 tens = 50. Not 5.
Mark: 1
Q7. 3
Teaching note: 73 has 7 tens and 3 ones. The ones place digit is 3.
Mark: 1
Q8. 64
Teaching note: Compare tens first: 46 has 4 tens, 64 has 6 tens. 6 tens is more than 4 tens, so 64 is bigger.
Mark: 1
Q9. 13, 25, 31
Teaching note: Smallest to biggest: 13 (1 ten 3), then 25 (2 ten 5), then 31 (3 ten 1).
Mark: 1
Q10. 40, 50
Teaching note: Pattern counts by 10s: 10, 20, 30, so next are 40 then 50.
Mark: 1
Q11. 100
Teaching note: After 99 comes 100. 99 is the last number before 100.
Mark: 1
Q12. 7th
Working: Ahmad is 4th. 3 places behind: 5th, 6th, 7th. Siti is 7th.
Mark: 1
Section C: Number Patterns and Problem Solving
Q13. 8, 10
Teaching note: Pattern counts by 2s: 2, 4, 6, then 8, 10.
Mark: 1
Q14. 20, 25
Teaching note: Count by 5s: 5, 10, 15, then 20, 25.
Mark: 1
Q15. 15
Working: 8 + 7 = 15. Raj has 8, finds 7 more, total 15.
Mark: 1
Q16. 38
Working: 25 red + 13 blue = 25 + 13 = 38 balloons.
Mark: 1
Q17. 13
Working: 18 − 5 = 13 sweets left.
Mark: 1
Q18. 25
Teaching note: 25 has 2 tens, 52 has 5 tens. Smaller number is 25.
Mark: 1
Q19. 41
Teaching note: "Forty-one" means 4 tens and 1 one = 41.
Mark: 1
Q20. 25
Working: Start 30. 10 get off: 30 − 10 = 20. 5 get on: 20 + 5 = 25 children.
Mark: 1
All section marks: Section A 5 + Section B 7 + Section C 8 = 20. Matches Total Marks.


