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Primary 4 Mathematics · Chapter 9 · Practice sheet

Lesson 9.5: Rounding Decimals

Name:Date:Marks:    / 14

Section A · Multiple choice 4 marks

1. Round 4.7 to the nearest whole number.1 mark

(A) 4(B) 5(C) 4.5(D) 7

2. Round 12.3 to the nearest whole number.1 mark

(A) 12(B) 13(C) 12.5(D) 10

3. Round 6.48 to 1 decimal place.1 mark

(A) 6.4(B) 6.5(C) 6.6(D) 6.0

4. Which number does NOT round to 3.6 when rounded to 1 decimal place?1 mark

(A) 3.55(B) 3.58(C) 3.66(D) 3.64

Section B · Write your answer 10 marks

5. Round 8.5 to the nearest whole number.1 mark

6. Round 0.934 to 1 decimal place.1 mark

7. Round 7.995 to 2 decimal places.1 mark

8. Round 15.62 to the nearest whole number.1 mark

9. Round 2.149 to 2 decimal places.1 mark

10. A ribbon is 3.46 m long. Round its length to 1 decimal place.
3.403.413.423.433.443.453.463.473.483.493.503.461 mark

11. Name the smallest and the greatest 2-decimal-place number that rounds to 5.3 when rounded to 1 decimal place.2 marks

12. Sam rounds 6.45 to 1 decimal place and gets 6.4. Is he right? Explain.2 marks

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