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Primary 1 Mathematics Practice Paper 4

Free P1 Maths Practice Paper 4, Nemo3 AI version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 1 Mathematics AI Generated Generated by NVIDIA Nemotron 3 Ultra 550B A55B Free Updated 2026-08-17

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Questions

TuitionGoWhere Practice Paper - Mathematics Primary 1

TuitionGoWhere Practice Paper (AI)
Subject: Mathematics
Level: Primary 1
Paper: Practice Paper 4 (Numbers up to 100)
Duration: 45 minutes
Total Marks: 40

Name: ________________________
Class: Primary 1 ________
Date: ________________________

Instructions to Candidates

Do not open this booklet until you are told to do so.
Follow all instructions carefully.
Answer all questions.
Write your answers in the spaces provided.
The number of marks is given in brackets [ ] at the end of each question or part question.
The total marks for this paper is 40.

Section A: Multiple Choice Questions (10 marks)

Choose the correct answer and write its number (1, 2, 3 or 4) in the brackets provided. Each question carries 1 mark.

1. Count the stars below. How many stars are there?

Diagram for Q1 (P1 Maths)

Generated diagram for Q1.

(1) 16
(2) 17
(3) 18
(4) 19

Answer: (_____) [1]

2. What is the value of the digit 5 in the number 58?

(1) 5
(2) 8
(3) 50
(4) 58

Answer: (_____) [1]

3. Which of the following numbers is the smallest?

(1) 42
(2) 24
(3) 34
(4) 43

Answer: (_____) [1]

4. Look at the number pattern below. What is the missing number?

12, 14, 16, ______, 20

(1) 17
(2) 18
(3) 19
(4) 21

Answer: (_____) [1]

5. There are 25 children in a class. 13 are boys. How many girls are there?

(1) 11
(2) 12
(3) 13
(4) 38

Answer: (_____) [1]

6. Which number comes just before 70?

(1) 68
(2) 69
(3) 71
(4) 79

Answer: (_____) [1]

7. 4 tens and 7 ones make ______.

(1) 47
(2) 74
(3) 407
(4) 470

Answer: (_____) [1]

8. Arrange these numbers from the smallest to the greatest: 38, 83, 58, 85

(1) 38, 58, 83, 85
(2) 38, 58, 85, 83
(3) 85, 83, 58, 38
(4) 58, 38, 83, 85

Answer: (_____) [1]

9. There are 36 apples in a basket. 15 apples are red. The rest are green. How many green apples are there?

(1) 21
(2) 22
(3) 51
(4) 52

Answer: (_____) [1]

10. Which of the following shows the number forty-six in numerals?

(1) 46
(2) 64
(3) 406
(4) 460

Answer: (_____) [1]

Section B: Short Answer Questions (20 marks)

Write your answers in the spaces provided. Show your working clearly. Each question carries 2 marks.

11. Count the circles and write the number in numerals and in words.

Diagram for Q11 (P1 Maths)

Generated diagram for Q11.

Numerals: _______________
Words: ________________________________ [2]

12. Fill in the blanks.

(a) 63 = ______ tens ______ ones
(b) 80 = ______ tens ______ ones

[2]

13. Compare the numbers. Write >, < or = in each box.

(a) 45 □ 54
(b) 72 □ 27
(c) 99 □ 99
(d) 61 □ 16

[2]

14. Complete the number patterns.

(a) 5, 10, 15, ______, 25, ______
(b) 80, 70, 60, ______, ______, 30

[2]

15. Write the missing numbers in the boxes.

(a) 34 + ______ = 50
(b) ______ - 18 = 42

[2]

16. Look at the picture below.

Diagram for Q16 (P1 Maths)

Generated diagram for Q16.

(a) How many pencils are there in Group A? ______
(b) How many more pencils than erasers are there? ______

[2]

17. Fill in the blanks with the correct ordinal numbers.

1st, 2nd, 3rd, ______, 5th, ______, 7th, ______, 9th, 10th

[2]

18. There are 48 stickers in a packet. Ali uses 23 stickers. How many stickers are left?

Working:
Answer: ______ stickers [2]

19. Mrs Tan has 35 red beads and 24 blue beads. How many beads does she have altogether?

Working:
Answer: ______ beads [2]

20. Study the number cards below.

Diagram for Q20 (P1 Maths)

Generated diagram for Q20.

(a) Which card shows the greatest number? Card ______
(b) Which card shows the smallest number? Card ______

[2]

Section C: Word Problems (10 marks)

Read each problem carefully. Show your working clearly. Write your answer in the space provided. Each question carries 2 marks.

21. Sam has 26 marbles. He buys 15 more marbles. How many marbles does Sam have now?

Working:
Answer: ______ marbles [2]

22. There are 54 birds on a tree. 28 birds fly away. How many birds are left on the tree?

Working:
Answer: ______ birds [2]

23. A box contains 36 crayons. Another box contains 27 crayons. How many crayons are there in both boxes altogether?

Working:
Answer: ______ crayons [2]

24. Lily has 62 stickers. She gives 35 stickers to her friend. How many stickers does Lily have left?

Working:
Answer: ______ stickers [2]

25. There are 45 children at a party. 18 are boys. How many girls are at the party?

Working:
Answer: ______ girls [2]

End of Paper
Total Marks: 40

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Answers

TuitionGoWhere Practice Paper - Mathematics Primary 1 (Answer Key)

Subject: Mathematics
Level: Primary 1
Paper: Practice Paper 4 (Numbers up to 100)
Total Marks: 40

Section A: Multiple Choice Questions (10 marks)

1. Answer: (3) 18
Explanation: Count each star carefully. There are 3 rows of 6 stars each. 6 + 6 + 6 = 18 stars in total.
Marking: 1 mark for correct answer.

2. Answer: (3) 50
Explanation: In the number 58, the digit 5 is in the tens place. The value of a digit in the tens place is the digit × 10. So, 5 × 10 = 50.
Common mistake: Choosing (1) 5 confuses the digit with its value.
Marking: 1 mark for correct answer.

3. Answer: (2) 24
Explanation: Compare the tens digit first. 24 has 2 tens, while 42, 34, and 43 have 3 or 4 tens. 2 tens is the smallest.
Marking: 1 mark for correct answer.

4. Answer: (2) 18
Explanation: The pattern increases by 2 each time: 12 (+2) → 14 (+2) → 16 (+2) → 18 (+2) → 20.
Marking: 1 mark for correct answer.

5. Answer: (2) 12
Explanation: Total children = 25. Boys = 13. Girls = Total − Boys = 25 − 13 = 12.
Common mistake: Choosing (4) 38 adds instead of subtracts.
Marking: 1 mark for correct answer.

6. Answer: (2) 69
Explanation: The number just before 70 is one less than 70. 70 − 1 = 69.
Marking: 1 mark for correct answer.

7. Answer: (1) 47
Explanation: 4 tens = 40. 7 ones = 7. 40 + 7 = 47.
Marking: 1 mark for correct answer.

8. Answer: (1) 38, 58, 83, 85
Explanation: Compare tens first: 38 (3 tens), 58 (5 tens), 83 (8 tens), 85 (8 tens). For 83 and 85, compare ones: 3 < 5. Order: 38, 58, 83, 85.
Marking: 1 mark for correct answer.

9. Answer: (1) 21
Explanation: Total apples = 36. Red apples = 15. Green apples = Total − Red = 36 − 15 = 21.
Marking: 1 mark for correct answer.

10. Answer: (1) 46
Explanation: "Forty-six" means 4 tens and 6 ones = 40 + 6 = 46.
Marking: 1 mark for correct answer.

Section B: Short Answer Questions (20 marks)

11. Numerals: 27
Words: twenty-seven
Explanation: Count the circles. There are 3 rows of 9 circles. 9 + 9 + 9 = 27. In words, 27 is written as "twenty-seven" (hyphen between twenty and seven).
Marking: 1 mark for correct numeral, 1 mark for correct spelling of words (accept "twenty seven" without hyphen).

12. (a) 63 = 6 tens 3 ones
(b) 80 = 8 tens 0 ones
Explanation: For 63, the digit 6 is in the tens place (6 tens = 60), digit 3 is in the ones place (3 ones = 3). For 80, the digit 8 is in the tens place (8 tens = 80), digit 0 is in the ones place (0 ones = 0).
Marking: 1 mark each part (½ mark per blank).

13. (a) 45 < 54
(b) 72 > 27
(c) 99 = 99
(d) 61 > 16
Explanation: Compare tens first. (a) 4 tens < 5 tens. (b) 7 tens > 2 tens. (c) Same number. (d) 6 tens > 1 ten.
Marking: ½ mark each correct symbol (total 2 marks).

14. (a) 5, 10, 15, 20, 25, 30
(b) 80, 70, 60, 50, 40, 30
Explanation: (a) Pattern increases by 5 (counting in fives). (b) Pattern decreases by 10 (counting backwards in tens).
Marking: 1 mark each part (½ mark per blank).

15. (a) 34 + 16 = 50
(b) 60 − 18 = 42
Explanation: (a) Find the difference: 50 − 34 = 16. (b) Find the starting number: 42 + 18 = 60.
Marking: 1 mark each part.

16. (a) 14
(b) 5
Explanation: (a) Count the pencils in Group A: 14. (b) Difference = Pencils − Erasers = 14 − 9 = 5.
Marking: 1 mark each part.

17. 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th, 9th, 10th
Explanation: Ordinal numbers show position. After 3rd comes 4th, then 6th, then 8th. Note the spelling: 4th (not 4rd), 6th, 8th.
Marking: ½ mark each correct ordinal (total 2 marks).

18. Working: 48 − 23 = 25
Answer: 25 stickers
Explanation: Start with 48 stickers. Subtract the 23 used. 48 − 20 = 28, then 28 − 3 = 25. Or use column subtraction.
Marking: 1 mark for correct working/method, 1 mark for correct answer with unit.

19. Working: 35 + 24 = 59
Answer: 59 beads
Explanation: Add the red beads and blue beads. 35 + 20 = 55, then 55 + 4 = 59. Or use column addition: 5+4=9 ones, 3+2=5 tens → 59.
Marking: 1 mark for correct working/method, 1 mark for correct answer with unit.

20. (a) Card 2 (82)
(b) Card 4 (25)
Explanation: Compare all numbers: 28, 82, 52, 25, 58. Greatest is 82 (Card 2). Smallest is 25 (Card 4).
Marking: 1 mark each part.

Section C: Word Problems (10 marks)

21. Working: 26 + 15 = 41
Answer: 41 marbles
Explanation: Sam starts with 26 marbles. He buys 15 more. "More" means addition. 26 + 10 = 36, 36 + 5 = 41.
Marking: 1 mark for correct operation and working, 1 mark for correct answer with unit.

22. Working: 54 − 28 = 26
Answer: 26 birds
Explanation: Start with 54 birds. 28 fly away, so subtract. 54 − 20 = 34, 34 − 8 = 26.
Marking: 1 mark for correct operation and working, 1 mark for correct answer with unit.

23. Working: 36 + 27 = 63
Answer: 63 crayons
Explanation: Two boxes, find total. "Altogether" means addition. 36 + 20 = 56, 56 + 7 = 63.
Marking: 1 mark for correct operation and working, 1 mark for correct answer with unit.

24. Working: 62 − 35 = 27
Answer

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TuitionGoWhere Practice Paper - Mathematics Primary 1 (Answer Key)

Subject: Mathematics
Level: Primary 1
Paper: Practice Paper 4 (Numbers up to 100)
Total Marks: 40

Section A: Multiple Choice Questions (10 marks)

1. Answer: (3) 18
Explanation: Count each star carefully. There are 3 rows of 6 stars each. 6 + 6 + 6 = 18 stars in total.
Marking: 1 mark for correct answer.

3. Answer: (2) 24
Explanation: Compare the tens digit first. 24 has 2 tens, while 42, 34, and 43 have 3 or 4 tens. 2 tens is the smallest.
Marking: 1 mark for correct answer.

4. Answer: (2) 18
Explanation: The pattern increases by 2 each time: 12 (+2) → 14 (+2) → 16 (+2) → 18 (+2) → 20.
Marking: 1 mark for correct answer.

6. Answer: (2) 69
Explanation: The number just before 70 is one less than 70. 70 − 1 = 69.
Marking: 1 mark for correct answer.

7. Answer: (1) 47
Explanation: 4 tens = 40. 7 ones = 7. 40 + 7 = 47.
Marking: 1 mark for correct answer.

9. Answer: (1) 21
Explanation: Total apples = 36. Red apples = 15. Green apples = Total − Red = 36 − 15 = 21.
Marking: 1 mark for correct answer.

10. Answer: (1) 46
Explanation: "Forty-six" means 4 tens and 6 ones = 40 + 6 = 46.
Marking: 1 mark for correct answer.

Section B: Short Answer Questions (20 marks)

15. (a) 34 + 16 = 50
(b) 60 − 18 = 42
Explanation: (a) Find the difference: 50 − 34 = 16. (b) Find the starting number: 42 + 18 = 60.
Marking: 1 mark each part.

16. (a) 14
(b) 5
Explanation: (a) Count the pencils in Group A: 14. (b) Difference = Pencils − Erasers = 14 − 9 = 5.
Marking: 1 mark each part.

20. (a) Card 2 (82)
(b) Card 4 (25)
Explanation: Compare all numbers: 28, 82, 52, 25, 58. Greatest is 82 (Card 2). Smallest is 25 (Card 4).
Marking: 1 mark each part.

Section C: Word Problems (10 marks)

24. Working: 62 − 35 = 27
Answer: 27 stickers
Explanation: Lily starts with 62 stickers. She gives 35 away, so subtract. 62 − 30 = 32, 32 − 5 = 27.
Marking: 1 mark for correct operation and working, 1 mark for correct answer with unit.

25. Working: 45 − 18 = 27
Answer: 27 girls
Explanation: Total children = 45. Boys = 18. Girls = Total − Boys = 45 − 18 = 27.
Marking: 1 mark for correct operation and working, 1 mark for correct answer with unit.

End of Answer Key
Total Marks: 40