Daisys magic maths

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Daisys magic maths

• I can guess your Birthday if you answer these
  simple questions

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(No Transcript)
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• Think about the date of your
  birthday.Multiply the number of the month of
  your birthday by 5

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• Add 7

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• Multiply by 4

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• Add 13

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• Multiply by 5

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• Add the day of your birthday

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• Subtract 205

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• The number you are left with should be your
  birthday date !