Numbers and place values

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Numbers and place values

  1. 1. Mathematics 1º ESO IES Granadilla de Abona
  2. 2. The Whole numbers are the “counting numbers” when 0 is included. 0, 1, 2, 3, 4, 5, 6, 7, … The numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 have one digit and the numbers 10, 11, 12, 13, … have two digits.
  3. 3. Whole numbers are made up from units, tens, hundreds, thousands and so on. For example: 3 . 7 5 9 . 2 3 8 UNITS TENS HUNDREDS THOUSANDS TEN THOUSANDS HUNDRED THOUSANDS MILLIONS Observe that in Spain we use the decimal point every three digits, while in England they use a comma: 3,759,238
  4. 4. 2.457.987  Can you read this number? two million four hundred and fifty-seven thousand nine hundred and eighty-six.  How many digits does it have? It has seven digits.  What number is in the tens place?  What number is in the ten thousands place?  What number is in the hundreds place? 8 5 9
  5. 5. 589.345  Can you read this number? Five hundred and eighty –nine thousand three hundred and forty-five.  How many digits does it have? It has six digits.  What number is in the tens place?  What number is in the thousands place?  What number is in the units place? 4 9 5

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