Ancient roman-numbers unita didattica

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Ancient roman-numbers unita didattica

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Ancient roman-numbers unita didattica

  1. 1. OUR NUMBER SYSTEM IS CALLED ARABIC WE HAVE TEN DIGITS AND WE CAN MAKE AS BIG A NUMBER AS WE WANT
  2. 2. THESE FIGURES ARE SO BECAUSE THE ARABS COUNTED THE CORNERS
  3. 3. THE ROMANS HAD DIFFERENT SYMBOLS FOR NUMBERS THE ROMANS HAD NOT SYMBOL FOR ZERO (O)
  4. 4. IN THIS EXAMPLE THE PRINCIPLE OF ADDITION IS USED
  5. 5. I 1 one V 5 five X 10 ten L 50 fifty C 100 one hundred D 500 five hundred M 1000 one thousand
  6. 6. ITS CONSTRUCTION STARTED UNDER EMPEROR VESPASIANO IN LXXII AND WAS COMPLETED UNDER TITUS IN LXXX
  7. 7. ST. PETER BASILICA THE CONSTRUCTION BEGAN IN MDVI
  8. 8. HE WAS BORN IN CICI A.B. AND WAS ASSASINATED ON THE IDES OF MARCH (15 MARCH) XLIVXLIV A.B.
  9. 9. IMPORTANT • WHEN THE PRINCIPLE OF ADDITION IS USED, A SYMBOL CAN BE USED 3 TIMES ONLY • PRINCIPLE OF MULTIPLICATION
  10. 10. REMEMBER

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