Measuring Length in Centimetres and Metres
Remember: 1 metre (m) = 100 centimetres (cm)
Part A: Converting Measurements
1. 2 metres = __________ centimetres
2. 500 centimetres = __________ metres
3. 3 metres 50 centimetres = __________ centimetres
4. 250 centimetres = __________ metres __________ centimetres
5. 4.5 metres = __________ centimetres
6. 800 centimetres = __________ metres
Part B: Choosing the Right Unit
Circle whether you would use centimetres (cm) or metres (m) to measure each item:
1. The length of your pencil: cm / m
2. The height of your classroom door: cm / m
3. The width of your desk: cm / m
4. The length of a playground: cm / m
5. The height of a water bottle: cm / m
Part C: Estimating and Measuring
Find these objects in your classroom. Estimate first, then measure with a ruler or metre stick.
| Object | Estimate | Actual Measurement |
|---|---|---|
| Your reading book | _______ cm | _______ cm |
| Your desk (length) | _______ cm | _______ cm |
| Classroom whiteboard | _______ m | _______ m |
| Your shoe | _______ cm | _______ cm |
Part D: Word Problems
1. Sarah's ribbon is 2 metres 35 centimetres long. How many centimetres is that in total?
Answer: __________________
2. A piece of rope is 450 centimetres long. Express this length in metres and centimetres.
Answer: __________________
3. Tom walks 3 metres forward and then 150 centimetres backward. How far is he from where he started? (Give your answer in centimetres.)
Answer: __________________