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Primary 2 Mathematics Money Quiz

Free P2 Maths Money quiz, LongCat 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.

Primary 2 Mathematics AI Generated Generated by LongCat 2.0 LLM Updated 2026-08-17

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Primary 2 Mathematics Quiz - Money (Answer Key)

Topic: Money
Total Marks: 40


Section A: Identifying Coins and Notes (Questions 1–5)

1 mark each

1. Answer: $0.50 (or 50¢)

Method: Identify the 50-cent coin. Its value is 50 cents, which is $0.50.


2. Answer: $5.00

Method: Identify the $5 note. Its value is five dollars.


3. Answer: 20 cent coin

Method: Recognise the 20-cent coin by its size and colour (silver, smaller than 50¢).


4. Answer: 10 coins

Method: Since $1 = 100¢, divide 100¢ by 10¢ → 100 ÷ 10 = 10 coins.


5. Answer: $2.65

Method:

  • 2 × 1=1 = 2.00
  • 3 × 20¢ = 60¢
  • 1 × 5¢ = 5¢
  • Total: 2.00+2.00 + 0.60 + 0.05=0.05 = **2.65**

Common mistake: Students may forget to convert cents to decimal dollars (e.g., writing $2.65 as 265).


Section B: Converting Dollars and Cents (Questions 6–10)

1 mark each

6. Answer: 345¢

Method: $3 = 300¢. Add 45¢ → 300 + 45 = 345¢.


7. Answer: $2.85

Method: 285¢ ÷ 100 = 2.85(200¢=2.85 (200¢ = 2, remaining 85¢ = $0.85).


8. Answer: $5.08

Method: 5and8¢=5 and 8¢ = 5 + 0.08=0.08 = 5.08.

Common mistake: Writing 5.80insteadof5.80 instead of 5.08. Remind students that 8 cents is less than 10 cents, so it goes in the hundredths place.


9. Answer: **6.00(or6.00** (or 6)

Method: 600¢ ÷ 100 = $6.


10. Answer: **2.50(or2.50** (or 2 and 50¢)

Method: Compare the cents. 50¢ > 5¢, so 2.50>2.50 > 2.05.


Section C: Adding and Subtracting Money (Questions 11–15)

2 marks each (1 mark for correct working/method, 1 mark for correct answer)

11. Answer: $3.75

Working:

  $2.30
+ $1.45
-------
  $3.75

Method: Add cents first: 30¢ + 45¢ = 75¢. Add dollars: 2+2 + 1 = 3.Total=3. Total = 3.75.


12. Answer: $5.75

Working:

  • 5.00+75¢=5.00 + 75¢ = 5.00 + 0.75=0.75 = **5.75**

Method: Convert 75¢ to 0.75,thenaddto0.75, then add to 5.00.


13. Answer: $2.20

Working:

  $4.50
- $2.30
-------
  $2.20

Method: Subtract cents: 50¢ − 30¢ = 20¢. Subtract dollars: 44 − 2 = 2.Total=2. Total = 2.20.


14. Answer: $6.35

Working:

  $10.00
-  $3.65
--------
   $6.35

Method: Borrow from the dollars. 10.00=10.00 = 9.00 + 100¢. Then 100¢ − 65¢ = 35¢, and 99 − 3 = 6.Total=6. Total = 6.35.

Common mistake: Students may forget to borrow correctly when subtracting across zero.


15. Answer: $1.70

Working:

  $6.20
- $4.50
-------
  $1.70

Method: Subtract cents: 20¢ − 50¢ requires borrowing. 6.20=6.20 = 5.00 + 120¢. 120¢ − 50¢ = 70¢. 55 − 4 = 1.Total=1. Total = 1.70.

Marking note: Award 1 mark for correct method even if final answer has minor error.


Section D: Real-Life Money Problems (Questions 16–20)

2 marks each (1 mark for correct working/method, 1 mark for correct answer)

16. Answer: $1.85

Working:

  • Pencil: $1.25
  • Eraser: 60¢ = $0.60
  $1.25
+ $0.60
-------
  $1.85

Method: Convert 60¢ to 0.60.Add:0.60. Add: 1.25 + 0.60=0.60 = 1.85.


17. Answer: $1.25

Working:

  $5.00
- $3.75
-------
  $1.25

Method: Borrow from 5.5. 5.00 = 4.00+100¢.100¢75¢=25¢.4.00 + 100¢. 100¢ − 75¢ = 25¢. 4 − 3=3 = 1. Total = $1.25.


18. Answer: $2.20

Working:

  $4.50
- $2.30
-------
  $2.20

Method: Subtract to find the difference. 4.504.50 − 2.30 = $2.20.

Marking note: The question asks "how much more," so subtraction is the correct operation.


19. Answer: $7.40

Working:

  • Three 2coins:3×2 coins: 3 × 2 = $6.00
  • Two 50-cent coins: 2 × 50¢ = 100¢ = $1.00
  • Four 10-cent coins: 4 × 10¢ = 40¢ = $0.40
  $6.00
+ $1.00
+ $0.40
-------
  $7.40

Method: Calculate each group separately, then add all amounts together.

Common mistake: Students may multiply incorrectly (e.g., 3 × 2=2 = 5).


20. Answer: $3.20

Working:

  $8.60
- $5.40
-------
  $3.20

Method: Subtract the amount Lina has from the cost of the doll. 8.608.60 − 5.40 = $3.20.

Marking note: The question asks "how much more money does she need," so subtraction is required.


Summary of Marks

SectionQuestionsMarks per QuestionSection Total
A: Identifying Coins and Notes1–515
B: Converting Dollars and Cents6–1015
C: Adding and Subtracting Money11–15210
D: Real-Life Money Problems16–20210
Total20 questions40 marks

This quiz was generated as syllabus-aligned practice content. No past-paper evidence was available for this topic at Primary 2 level; questions are based on the interpreted MOE 2021 Primary Mathematics syllabus for the Money topic.