Unit Conversion Practice Problems

This video tutorial covers the essential process of converting units of length, including millimeters to centimeters, centimeters to meters, and meters to kilometers, and vice versa. It explains the mathematical operations involved, such as dividing or multiplying by 10, 100, or 1000, and provides practical examples to illustrate these conversions. The tutorial emphasizes the importance of understanding and memorizing the conversion process to solve any related problems effectively. It also highlights the significance of showing working steps for accuracy and future reference.

What is the first step in converting millimetres to centimetres?

• Divide by 10

• Divide by 100

• Multiply by 10

• Multiply by 100

If you have 12 centimetres, how many millimetres is that?

• 1200 millimetres

• 12 millimetres

• 120 millimetres

• 1.2 millimetres

How do you convert 5 metres to centimetres?

• Divide by 100

• Multiply by 100

• Divide by 10

• Multiply by 10

What is the result of converting 8.45 kilometres to metres?

• 845000 metres

• 84500 metres

• 8450 metres

• 845 metres

To convert 25 metres to millimetres, which operations are needed?

• Multiply by 100, then by 10

• Multiply by 10, then by 100

• Divide by 10, then by 100

• Divide by 100, then by 10

What is the process to convert 250 centimetres to metres?

• Multiply by 10

• Divide by 10

• Multiply by 100

• Divide by 100

How many kilometres are in 21,000 metres?

• 210 kilometres

• 0.21 kilometres

• 21 kilometres

• 2.1 kilometres

What is the first step in converting millimetres to metres?

• Divide by 100

• Divide by 10

• Multiply by 100

• Multiply by 10

How do you convert 22,000 centimetres to kilometres?

• Divide by 100, then by 1000

• Multiply by 10, then by 100

• Multiply by 100, then by 1000

• Divide by 10, then by 100

What is the equivalent of 42,000 millimetres in metres?

• 42 metres

• 4.2 metres

• 420 metres

• 0.42 metres