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Year 4 · Fractions, Decimals & Percentages

Tenths as decimals

Decimals and fractions are two ways to write the same amount. 0.3 is three tenths, 3/10.

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How to do it

  1. One digit after the point means tenths (over 10). Two digits means hundredths (over 100).
  2. Write the digits over 10 or 100.
  3. Simplify if you can.

Worked example

0.7 as a fraction
One decimal place: 7 tenths
7/10

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Watch out
0.5 is 5/10, not 5/100.

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