AI Generated Quiz
Primary 1 Mathematics Numbers Quiz
Free P1 Maths Numbers quiz, Nemo3 AI version, with questions, answers, and syllabus-aligned practice for Singapore students.
These static practice materials are generated from the site's syllabus and paper-generation workflow, with source and model context shown so students and parents can evaluate the material before use.
Questions
Primary 1 Mathematics Quiz - Numbers
Name: ___________________________
Class: Primary 1 _______
Date: _______________
Score: _______ / 30
Duration: 30 minutes
Total Marks: 30
Instructions:
- Read each question carefully.
- Write your answers in the spaces provided.
- Show your working where needed.
- Check your answers before handing in.
Section A: Multiple Choice Questions (5 × 1 mark = 5 marks)
Choose the correct answer and write its number (1, 2, 3 or 4) in the brackets provided.
1. Count the apples shown below. How many apples are there altogether?
Generated diagram for Q1.
(1) 10
(2) 11
(3) 12
(4) 13
Answer: (_____)
2. What is the value of the digit 6 in the number 64?
(1) 6
(2) 16
(3) 60
(4) 64
Answer: (_____)
3. Which of the following numbers is the smallest?
(1) 45
(2) 54
(3) 35
(4) 53
Answer: (_____)
4. Look at the number pattern below. What is the missing number?
18, 20, 22, _____, 26, 28
(1) 23
(2) 24
(3) 25
(4) 27
Answer: (_____)
5. Which number comes just before 50?
(1) 48
(2) 49
(3) 51
(4) 52
Answer: (_____)
Section B: Short Answer Questions (10 × 2 marks = 20 marks)
Write your answers in the spaces provided. Show your working where needed.
6. Count the stars and write the number in numerals and in words.
Generated diagram for Q6.
Numerals: _______________
Words: _______________________________________
7. Fill in the blanks.
(a) 53 = _____ tens _____ ones
(b) 8 tens 2 ones = _____
8. What is the value of the digit 7 in each of the following numbers?
(a) 27 = _____
(b) 73 = _____
9. Compare the numbers. Write >, < or = in each box.
(a) 46 □ 64
(b) 81 □ 18
(c) 55 □ 55
(d) 90 □ 9
10. Arrange these numbers in order. Start with the smallest.
38, 83, 48, 84
_____, _____, _____, _____
11. Complete the number pattern.
(a) 5, 10, 15, _____, 25, _____
(b) 60, 55, 50, _____, 40, _____
12. Write the missing numbers on the number line.
Generated diagram for Q12.
13. Circle the greatest number in each group.
(a) 29, 92, 22
(b) 67, 76, 57
14. What number is 10 more than 45?
Answer: _______________
15. What number is 1 less than 30?
Answer: _______________
Section C: Word Problems (5 × 1 mark = 5 marks)
Read each problem carefully. Write the answer in the space provided.
16. There are 24 boys and 15 girls in a class. How many children are there altogether?
Answer: _______________ children
17. Ali has 36 stickers. He gives 12 stickers to his friend. How many stickers does Ali have left?
Answer: _______________ stickers
18. A box contains 50 marbles. 20 marbles are red and the rest are blue. How many blue marbles are there?
Answer: _______________ blue marbles
19. Mei Ling has 4 bags of sweets. There are 10 sweets in each bag. How many sweets does she have altogether?
Answer: _______________ sweets
20. There are 40 pencils. They are packed equally into 5 boxes. How many pencils are there in each box?
Answer: _______________ pencils
End of Quiz
Answers
Primary 1 Mathematics Quiz - Numbers (Answer Key)
Total Marks: 30
Section A: Multiple Choice Questions (5 × 1 mark = 5 marks)
1. Answer: (3) 12
Explanation: Count each apple one by one. There are 3 rows of 4 apples: 4 + 4 + 4 = 12 apples altogether.
Marking: 1 mark for correct option.
2. Answer: (3) 60
Explanation: In the number 64, the digit 6 is in the tens place. Its value is 6 tens = 60. The digit 4 is in the ones place (value = 4).
Common mistake: Choosing (1) 6 confuses the digit with its value.
Marking: 1 mark for correct option.
3. Answer: (3) 35
Explanation: Compare the tens digit first. 35 has 3 tens; 45, 54, 53 have 4 or 5 tens. 3 tens is the smallest.
Marking: 1 mark for correct option.
4. Answer: (2) 24
Explanation: The pattern increases by 2 each time: 18 (+2) → 20 (+2) → 22 (+2) → 24 (+2) → 26 (+2) → 28.
Marking: 1 mark for correct option.
5. Answer: (2) 49
Explanation: The number just before 50 is one less than 50. Counting backwards: 50, 49, 48...
Marking: 1 mark for correct option.
Section B: Short Answer Questions (10 × 2 marks = 20 marks)
6. Numerals: 17
Words: seventeen
Explanation: Count the stars carefully. There are 17 stars. In words, 17 is written as "seventeen" (not "seventeen" with a hyphen for 17; hyphens are used for 21–99 like twenty-one).
Marking: 1 mark for correct numeral, 1 mark for correct spelling in words.
7. (a) 53 = 5 tens 3 ones
(b) 8 tens 2 ones = 82
Explanation:
(a) 53 has 5 tens (50) and 3 ones (3).
(b) 8 tens = 80, 2 ones = 2, so 80 + 2 = 82.
Marking: 1 mark each part.
8. (a) 27 → value of 7 = 7 (7 ones)
(b) 73 → value of 7 = 70 (7 tens)
Explanation:
(a) In 27, the digit 7 is in the ones place → value = 7.
(b) In 73, the digit 7 is in the tens place → value = 70.
Key concept: The same digit has different values depending on its place.
Marking: 1 mark each part.
9. (a) 46 < 64
(b) 81 > 18
(c) 55 = 55
(d) 90 > 9
Explanation: Compare tens first.
(a) 4 tens < 6 tens → 46 < 64
(b) 8 tens > 1 ten → 81 > 18
(c) Same number → equal
(d) 90 has 9 tens; 9 has 0 tens → 90 > 9
Marking: ½ mark each correct symbol (total 2 marks).
10. 38, 48, 83, 84
Explanation: Compare tens: 38 and 48 have 3 and 4 tens (smaller); 83 and 84 have 8 tens (larger). Among 38 and 48, 38 < 48. Among 83 and 84, 83 < 84.
Marking: 2 marks for fully correct order; 1 mark if only one error.
11. (a) 5, 10, 15, 20, 25, 30
(b) 60, 55, 50, 45, 40, 35
Explanation:
(a) Pattern increases by 5 (counting in fives). 15 + 5 = 20; 25 + 5 = 30.
(b) Pattern decreases by 5. 50 − 5 = 45; 40 − 5 = 35.
Marking: 1 mark each part (both blanks correct for the mark).
12. Missing numbers: 31, 33, 35, 37, 39
Explanation: The number line shows integers from 30 to 40. The labelled numbers are even (30, 32, 34, 36, 38, 40). The empty boxes are at the odd numbers between them.
Marking: 2 marks for all 5 correct; 1 mark for 3–4 correct.
13. (a) 92
(b) 76
Explanation:
(a) Compare tens: 92 has 9 tens; 29 and 22 have 2 tens. 92 is greatest.
(b) 76 has 7 tens; 67 has 6 tens; 57 has 5 tens. 76 is greatest.
Marking: 1 mark each part.
14. 55
Explanation: "10 more than 45" means 45 + 10 = 55. Add 1 ten to 4 tens → 5 tens = 50, plus 5 ones = 55.
Marking: 2 marks for correct answer; 1 mark for correct method (45 + 10) with calculation error.
15. 29
Explanation: "1 less than 30" means 30 − 1 = 29. Count back one from 30.
Marking: 2 marks for correct answer; 1 mark for correct method (30 − 1) with calculation error.
Section C: Word Problems (5 × 1 mark = 5 marks)
16. 39 children
Working: 24 + 15 = 39
Explanation: "Altogether" means add. 24 boys + 15 girls = 39 children.
Marking: 1 mark for correct answer.
17. 24 stickers
Working: 36 − 12 = 24
Explanation: "Gives away" means subtract. 36 − 12 = 24 stickers left.
Marking: 1 mark for correct answer.
18. 30 blue marbles
Working: 50 − 20 = 30
Explanation: Total = red + blue. Blue = Total − Red = 50 − 20 = 30.
Marking: 1 mark for correct answer.
19. 40 sweets
Working: 4 × 10 = 40 (or 10 + 10 + 10 + 10 = 40)
Explanation: 4 bags, 10 sweets each. This is multiplication as repeated addition: 4 groups of 10 = 40.
Marking: 1 mark for correct answer.
20. 8 pencils
Working: 40 ÷ 5 = 8 (or 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 = 40)
Explanation: 40 pencils shared equally into 5 boxes. This is division as equal sharing: 40 ÷ 5 = 8 pencils per box.
Marking: 1 mark for correct answer.
End of Answer Key
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