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Primary 6 PSLE Mathematics Semestral Assessment 2 (End of Year) Paper 3

Free P6 PSLE Maths SA2 Paper 3, HY3 Exam version, with questions, answers, and PSLE-focused practice for Singapore students.

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Questions

TuitionGoWhere Exam Practice (AI) — Mathematics Primary 6 PSLE

SA2 Practice Paper (Version 3 of 5)

School: TuitionGoWhere Exam Practice (AI)
Subject: Mathematics
Level: Primary 6 PSLE
Paper: SA2 Practice Paper (Version 3)
Duration: 60 minutes
Total Marks: 60
Name: ________________________
Class: ________
Date: ________

Instructions:

Answer all questions.
Show your working clearly.
Write your answers in the spaces provided.
Calculators are not allowed.

Section A (Whole Numbers — Basic Operations and Concepts) [15 marks]

Questions 1 to 5 carry 3 marks each.

1. What is the value of $8\,456\,239 + 1\,543\,761$ ?
________________________ [3]

2. A factory produced $4\,250\,000$ pencils in January and $3\,780\,500$ pencils in February. How many pencils were produced in the two months altogether?
________________________ [3]

3. A charity collected $\$ 9,600,000 $. If this was shared equally among$ 24$ schools, how much did each school receive?
________________________ [3]

4. Multiply $12\,345$ by $600$ .
________________________ [3]

5. Round $7\,849\,512$ to the nearest million.
________________________ [3]

Section B (Whole Numbers — Word Problems and Multi-step) [25 marks]

Questions 6 to 10 carry 5 marks each.

6. Mr Tan had $\$ 5,400,000 $. He bought a warehouse for$ $3,250,000 $and a lorry for$ $850,000$. How much money did he have left?
________________________ [5]

7. A book fair sold $128\,000$ tickets. Each ticket cost $\$ 8 $. The organisers used$ $420,000 $for expenses and donated the rest equally to$ 16$ charities. How much did each charity receive?
________________________ [5]

8. Town A has $2\,345\,678$ residents. Town B has $1\,234\,567$ fewer residents than Town A. What is the total number of residents in both towns?
________________________ [5]

9. A ship carried $45\,000$ boxes of food. Each box weighed $12$ kg. The ship unloaded $27\,500$ boxes at Port X. What was the total weight of boxes left on the ship in kg?
________________________ [5]

10. A company earned $\$ 12,000,000 $in 2024. This was$ 3 $times its earnings in 2023. In 2025, it earned$ $4,000,000$ more than in 2024. What were the total earnings from 2023 to 2025?
________________________ [5]

Section C (Whole Numbers — Estimation, Large Numbers, Reasoning) [20 marks]

Questions 11 to 14 carry 5 marks each.

11. Estimate the value of $5\,982\,341 + 4\,017\,689$ by rounding each number to the nearest million before adding. What is the estimated sum?
________________________ [5]

12. The population of a country was $8\,900\,000$ in 2020. By 2025 it increased by $1\,350\,000$ . What was the population in 2025? Express your answer in words.
________________________ [5]

13. A stadium has $65\,000$ seats. For a concert, $48\,750$ seats were sold. How many seats were unsold? If each unsold seat could be filled by a group of $5$ people, how many such groups would be needed to fill all unsold seats?
________________________ [5]

14. A library has $3\,200\,000$ books. It donated $750\,000$ books to schools and then bought $420\,000$ new books. How many books did the library have in the end?
________________________ [5]

End of Paper

Answers

TuitionGoWhere Exam Practice (AI) — Mathematics Primary 6 PSLE

SA2 Practice Paper (Version 3) — Answer Key

Total Marks: 60
Duration: 60 minutes

Section A — Answers [15 marks]

Q1. $8\,456\,239 + 1\,543\,761 = 10\,000\,000$
Working:
$8\,456\,239 + 1\,543\,761$
$= (8\,000\,000 + 1\,000\,000) + (456\,000 + 543\,000) + (239 + 761)$
$= 9\,000\,000 + 999\,000 + 1\,000 = 10\,000\,000$
[3 marks] Full 3 for correct sum.

Q2. $4\,250\,000 + 3\,780\,500 = 8\,030\,500$ pencils
Working:
$4\,250\,000 + 3\,780\,500 = 8\,030\,500$
[3 marks] 3 for correct total.

Q3. $\$ 9,600,000 \div 24 = $400,000 $*Working:*$ 9,600,000 \div 24 = 400,000 $(since$ 24 \times 400,000 = 9,600,000$)
[3 marks] 3 for correct amount.

Q4. $12\,345 \times 600 = 7\,407\,000$
Working:
$12\,345 \times 6 = 74\,070$ ; then $\times 100 = 7\,407\,000$
[3 marks] 3 for correct product.

Q5. $7\,849\,512 \rightarrow 8\,000\,000$ (nearest million)
Working: Look at hundred-thousands digit = 8 (≥5), so round up.
[3 marks] 3 for correct rounding.

Section B — Answers [25 marks]

Q6. Money left = $5\,400\,000 - 3\,250\,000 - 850\,000 = 1\,300\,000$
Working:
Spend = $3\,250\,000 + 850\,000 = 4\,100\,000$
Left = $5\,400\,000 - 4\,100\,000 = 1\,300\,000$
[5 marks] 2 for subtraction of warehouse, 2 for lorry, 1 for final.

Q7. Ticket sales = $128\,000 \times 8 = 1\,024\,000$
Rest = $1\,024\,000 - 420\,000 = 604\,000$
Each charity = $604\,000 \div 16 = 37\,750$
Working shown above.
[5 marks] 2 for sales, 1 for rest, 2 for division.

Q8. Town B = $2\,345\,678 - 1\,234\,567 = 1\,111\,111$
Total = $2\,345\,678 + 1\,111\,111 = 3\,456\,789$
[5 marks] 2 for B, 3 for total.

Q9. Left boxes = $45\,000 - 27\,500 = 17\,500$
Weight = $17\,500 \times 12 = 210\,000$ kg
[5 marks] 2 for boxes left, 3 for weight.

Q10. 2023 = $12\,000\,000 \div 3 = 4\,000\,000$
2025 = $12\,000\,000 + 4\,000\,000 = 16\,000\,000$
Total = $4\,000\,000 + 12\,000\,000 + 16\,000\,000 = 32\,000\,000$
[5 marks] 2 for 2023, 1 for 2025, 2 for total.

Section C — Answers [20 marks]

Q11. $5\,982\,341 \rightarrow 6\,000\,000$ ; $4\,017\,689 \rightarrow 4\,000\,000$
Estimated sum = $10\,000\,000$
[5 marks] 2 for each rounding, 1 for sum.

Q12. $8\,900\,000 + 1\,350\,000 = 10\,250\,000$
In words: ten million two hundred and fifty thousand
[5 marks] 3 for number, 2 for words.

Q13. Unsold = $65\,000 - 48\,750 = 16\,250$
Groups = $16\,250 \div 5 = 3\,250$
[5 marks] 2 for unsold, 3 for groups.

Q14. After donate = $3\,200\,000 - 750\,000 = 2\,450\,000$
After buy = $2\,450\,000 + 420\,000 = 2\,870\,000$
[5 marks] 2 for subtract, 3 for add.

End of Answer Key

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