Vidaara.orgClass 3 · Mathematics
CodeVID-M03-01-RND-01
Rounding Numbers - Assignment
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
- Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions
5 × 1 = 5 marks
1.
To round, look at the digit to the ___ of the rounding place.
- A.left
- B.right
- C.top
- D.end
2.
If the digit is $5$ or more, you:
- A.round down
- B.round up
- C.drop it
- D.keep it
3.
$47$ to the nearest $10$ is:
- A.$40$
- B.$50$
- C.$47$
- D.$45$
4.
$234$ to the nearest $100$ is:
- A.$200$
- B.$300$
- C.$230$
- D.$240$
5.
$1{,}500$ to the nearest $1{,}000$ is:
- A.$1{,}000$
- B.$2{,}000$
- C.$1{,}500$
- D.$500$
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Round $38$ to the nearest $10$.
7.
Round $62$ to the nearest $10$.
8.
Round $350$ to the nearest $100$.
9.
Round $1{,}200$ to the nearest $1{,}000$.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Round $273$ to the nearest $100$.
11.
Round $845$ to the nearest $10$.
12.
Round $2{,}600$ to the nearest $1{,}000$.
13.
Round $149$ to the nearest $100$.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
Round $467$ to (a) the nearest $10$ and (b) the nearest $100$.
15.
A school has $3{,}480$ books. Round this to the nearest $100$ and to the nearest $1{,}000$.
Answer Key
Section A — Multiple Choice Questions
- (B) right
- (B) round up
- (B) $50$
- (A) $200$
- (B) $2{,}000$
Section B — Short Answer (2 marks)
- $40$.
- $60$.
- $400$.
- $1{,}000$.
Section C — Short Answer (3 marks)
- $300$.
- $850$.
- $3{,}000$.
- $100$.
Section D — Long Answer (5 marks)
- (a) $470$; (b) $500$.
- $3{,}500$ and $3{,}000$.
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