Презентация по теме дроби "Fractions"

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  Fractions
  FRACTION [ˈfrækʃən ] дроби
  

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  дробь - fraction,
  числитель - numerator,
  знаменатель - denominator,
  правильная и 
  неправильная дробь - proper and
  improper fraction,
  смешанное число - mixed number,
  простая и десятичная дробь - common and decimal fraction,
  дробная черта – fraction bar,
  делимый - divisible,
  половина – half
  третий – third
  четверть – quarter
  больше - greater
  меньше - less
  
  New words:
  

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  Fractions
  

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  Note!!!
  
  1/5 – one fifth
  3/5 – three fifths
  

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  First -
  Second-
  Third-
  Fourth-
  Fifth-
  Sixth-
  Seventh-
  Eighth-
  Ninth-
  Tenth-
  1st
  2nd
  3rd
  4th
  5th
  6th
  7th
  8th
  9th
  10th
  

• 8 слайд

  Eleventh-
  Twelfth-
  Thirteenth-
  Fourteenth-
  Fifteenth-
  Sixteenth-
  Seventeenth-
  Eighteenth-
  Nineteenth-
  Twentieth-
  Thirtieth-
  Fortieth-
  Fiftieth-
  Sixtieth-
  Seventieth-
  Eightieth-
  Ninetieth-
  Hundredth-
  11th
  12th
  13th
  14th
  15th
  16th
  17th
  18th
  19th
  20th
  30th
  40th
  50th
  60th
  70th
  80th
  90th
  100th
  

• 9 слайд

  Reading of fractions / Чтение дробей:
  
  5/9 – five of nine or five/ninth
  
  2/4 – 2 of four or two fourth
  
  8/5 – eight of five or eight fifth
  
  3 5/7 – three and five seventh
  
  5 2/9 – five and two ninth
  
  

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  Types of fractions
  
  Proper fraction
  
  Improper fraction
  
  Mixed numbers
  

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  1. Which of the following fractions is a proper one?
  25/8,
  1 3/7, 
  1/5.
  2. Which of the following expressions is greater?
  ¾ of 60,
   5/8 of 80,
  5/7 of 49.
  3. Which of the following numbers is greater (less)?
  3/7,
  10/7,
  19/7.
   
  

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  Let’s do
  written problems
  

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  Grains- зерна
  Fruits- фрукты
  Vegetables- овощи
  Proteins- белки
  Dairy- молочный продукт
  
  

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  Count your smiles!!!
  
  You can estimate yourselves!
  For groups!!!
  

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  Thank you
  for the lesson!