FRACTIONS







1.            Reading fractions:


2.            Addition:

To add fractions, we need the same denominator. Then, you must add the numerators. The denominators must stay intact.





If your denominators are different, you must find a common denominator by multiplying or dividing the numerators and denominators.





3.            Subtraction:

To subtract fractions, we also need the same denominator. Then, you must subtract the numerators. The denominators must stay intact.





4.            Multiplication:

To do it you must multiply both numerators and denominators with each other.




5.            Division:

To divide fractions, you must flip the second fraction upside down and then multiply them.




6.            Mixed numbers

This is one and a half of an apple.


Mixed numbers are whole numbers and fractions combined together. 


SŁOWNICZEK:

fraction – ułamek

numerator – licznik

denominator – mianownik

common denominator – wspólny mianownik

addition – dodawanie

subtraction – odejmowanie

multiplication – mnożenie

division – dzielenie

mixed numbers – liczby mieszane

intact – nienaruszony, nietknięty, bez zmian

JB

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