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CBSE · Class 4 · Mathematics

Measuring Length

Standard difficulty · 20 questions · 40 marks

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
3 m = ___ cm
  1. 30
  2. 300
  3. 400
  4. 3000
2.
4 m 81 cm = ___ cm
  1. 481
  2. 85
  3. 121
  4. 491
3.
How many pieces of 50 cm can be cut from 2 m of ribbon?
  1. 6
  2. 5
  3. 4
  4. 3
4.
1/4 m = ___ cm
  1. 25
  2. 15
  3. 35
  4. 75
5.
1 m =
  1. 50 cm
  2. 100 cm
  3. 10 cm
  4. 1000 cm
6.
On a broken ruler, an eraser starts at the 6 cm mark and ends at the 10 cm mark. How long is it?
  1. 4 cm
  2. 6 cm
  3. 10 cm
  4. 5 cm
7.
Which of these is more than 1 m long?
  1. a notebook
  2. a crayon
  3. a toothbrush
  4. a door
8.
8 pieces of 1/2 m are laid end to end. How long is that in cm?
  1. 450
  2. 375
  3. 425
  4. 400
Section B — Short answer8 × 2 = 16 marks
9.
1400 cm = ___ m
10.
Write 642 cm in metres and centimetres.
11.
A four-sided field has sides of 15 cm, 8 cm, 11 cm, 9 cm. What is the length of its boundary (perimeter)?
12.
How many stickers 50 cm long are needed to cover a strip 6 m long?
13.
Is a bus more or less than 1 m long?
14.
4 m 21 cm = ___ cm
15.
2 pieces of 1/2 m are joined. How many centimetres is that?
16.
10 pieces of 1/4 m are joined. How many centimetres is that?
Section C — Word problems4 × 4 = 16 marks
17.
Riya puts a ribbon all round a rectangular card 26 cm long and 6 cm wide. How much ribbon is needed? Is it more or less than 1 m?
18.
A tailor has 6 m of cloth. She cuts it into pieces 20 cm long. (a) How many centimetres of cloth are there? (b) How many pieces does she get?
19.
Aman is 1 m 29 cm, Lata is 1 m 24 cm, Tara is 1 m 18 cm tall. Write each height in centimetres. Who is the tallest? Who is the shortest?
20.
On a broken ruler, a pen starts at 6 cm and ends at 13 cm. A pencil starts at 7 cm and ends at 16 cm. How long is each? Which is longer, and by how much?
AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Mathematics

Answer key

Measuring Length · AW-4M-MEL-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(b) 3001 m = 100 cm
2(a) 4814 × 100 + 81
3(c) 42 m = 200 cm; 200 ÷ 50
4(a) 251 m = 100 cm; 1/4 m = 25 cm
5(b) 100 cm—
6(a) 4 cm10 − 6
7(d) a door—
8(d) 4008 × 50
914100 cm = 1 m
106 m 42 cm642 = 600 + 42
1143 cm15 + 8 + 11 + 9
1212600 ÷ 50
13More than 1 m—
14421—
151002 × 50
1625010 × 25
1764 cm; less than 1 m26 + 6 + 26 + 6
18(a) 600 cm; (b) 306 × 100; 600 ÷ 20
19Aman 129 cm, Lata 124 cm, Tara 118 cm; tallest Aman, shortest Tara—
20pen 7 cm, pencil 9 cm; the pencil by 2 cmend mark − start mark