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Decimals

Place value carries on to the right of the ones: tenths, then hundredths, each ten times smaller. A decimal point marks where the ones end, so 2.7 is 2 ones and 7 tenths. 0.5 is a half and 0.25 a quarter. Decimals are compared place by place from the left.

Depth 1 · Foundation

You can read tenths and hundredths, place a decimal on the number line, write simple fractions as decimals, and compare decimals.

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Depths of understanding

  1. 1

    Foundation

    You can read tenths and hundredths, place a decimal on the number line, write simple fractions as decimals, and compare decimals.

    Opens after

    Place valueDecimals carry place value on past the ones, into tenths and hundredths.FractionsA tenth is 1/10 and a hundredth is 1/100: decimals are fractions written in places.

Your path here

What's still between you and Decimals, depth 1, in the order you can learn it.

  1. 1CountingDepth 1 · Foundation · Number Systems
  2. 2NumeralsDepth 1 · Foundation · Number Systems
  3. 3Natural numbersDepth 1 · Foundation · Number Systems
  4. 4ZeroDepth 1 · Foundation · Number Systems
  5. 5Place valueDepth 1 · Foundation · Number Systems
  6. 6The number lineDepth 1 · Foundation · Number Systems
  7. 7AdditionDepth 1 · Foundation · Arithmetic
  8. 8MultiplicationDepth 1 · Foundation · Arithmetic
  9. 9Comparing numbersDepth 1 · Foundation · Number Systems
  10. 10IntegersDepth 1 · Foundation · Number Systems
  11. 11SubtractionDepth 1 · Foundation · Arithmetic
  12. 12DivisionDepth 1 · Foundation · Arithmetic
  13. 13FractionsDepth 1 · Foundation · Fractions
  14. 14DecimalsDepth 1 · Foundation · Fractions

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