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Choose sensible units and combine smaller metric units for greater precision.
Free examples and worked answers. No account needed.
Practise the method.
Choose sensible units and combine smaller metric units for greater precision.
Choose sensible units and combine smaller metric units for greater precision.
Example 1
Which unit is most suitable for measuring the mass of a large bag of rice?
Show worked answer
Answer: kilograms
- Choose a unit matching both the attribute and size of the object.
- For the mass of a large bag of rice, kilograms is suitable.
Example 2
A jug contains 3L and 440mL. What is the total in millilitres?
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Answer: 3440
- 1L=1000mL, so 3L=3000mL.
- Add 440mL:3440mL.
Example 3
Which unit is most suitable for measuring the thickness of a coin?
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Answer: millimetres
- Choose a unit matching both the attribute and size of the object.
- For the thickness of a coin, millimetres is suitable.
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