Covert Units

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Converting Between Units

It is important to know how to convert between two units. For example miles and kilometeres.

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Using a ratio

  • If we have a ratio of miles to kilometres and need to find 25 miles in terms of kilometres we must multiply or divide both sides by the same number.
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Converting units of volume

  • Remember that 1cm3 = 1ml.
  • We can convert units of area in this way too:
    • 1m² = 1m × 1m

Jump to other topics


1.1Place Value

1.2Factors & Multiples


1.4Fractions, Decimals & Percentages

1.5Growth & Decay

1.6Measurements & Units



3Ratio, Proportion & Rates of Change

4Geometry & Measures



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