Converting and Calculating Units of Length

🎬 Video Tutorial

(0:01) Metric Units of Length: Understand and use millimetre (mm), centimetre (cm), metre (m), kilometre (km) in everyday calculations.
(1:38) Practical Conversion Methods: Multiply powers of 10 when converting to a smaller unit and divide when converting to a larger unit.
(2:34) Standardising Units in Calculations: Convert all measurements to the same unit before adding or subtracting, then simplify the results.

1 / 6

Q: Convert 2 meters to centimeters.

20 cm

2000 cm

200 cm

2 / 6

Q: Convert 3.6 kilometers to meters.

3600 m

360 m

36,000 m

3 / 6

Q: Which is longer:2500 millimeters or 2.5 metres?

1.5 m

They are equal

2500 mm

4 / 6

Q: Subtract 250 cm from 5.5 meters. What is the result in meters?

4.75 meters

3.25 meters

3 meters

5 / 6

Q: Add 2.5 meters and 150 centimeters. What is the total length in meters?

4 meters

4.5 meters

3.5 meters

6 / 6

Q: Convert 0.085 kilometers to centimeters.

8.5 cm

8500 cm

85 cm

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