Vidaara.orgClass 5 · Mathematics
CodeVID-M05-01-RND-01
Rounding Decimals - 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 that digit is $5$ or more, you:
- A.round down
- B.round up
- C.drop it
- D.keep it
3.
If that digit is less than $5$, you:
- A.round up
- B.round down
- C.add one
- D.double it
4.
$0.47$ rounded to the nearest tenth is:
- A.$0.4$
- B.$0.5$
- C.$0.47$
- D.$1$
5.
$0.83$ rounded to the nearest tenth is:
- A.$0.8$
- B.$0.9$
- C.$0.83$
- D.$1$
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Round $0.62$ to the nearest tenth.
7.
Round $0.38$ to the nearest tenth.
8.
Round $0.452$ to the nearest hundredth.
9.
Round $0.275$ to the nearest hundredth.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Round $3.471$ to the nearest tenth.
11.
Round $2.683$ to the nearest hundredth.
12.
Round $0.96$ to the nearest tenth.
13.
Round $5.749$ to the nearest tenth.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
Round $7.865$ to (a) the nearest tenth and (b) the nearest hundredth.
15.
A ribbon is $4.276$ m long. Round its length to the nearest tenth and to the nearest hundredth.
Answer Key
Section A — Multiple Choice Questions
- (B) right
- (B) round up
- (B) round down
- (B) $0.5$
- (A) $0.8$
Section B — Short Answer (2 marks)
- $0.6$.
- $0.4$.
- $0.45$.
- $0.28$.
Section C — Short Answer (3 marks)
- $3.5$.
- $2.68$.
- $1.0$.
- $5.7$.
Section D — Long Answer (5 marks)
- (a) $7.9$; (b) $7.87$.
- $4.3$ m and $4.28$ m.
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