September 2018 1 15 Report
1 Do kazdej z nastepujacych liczb
a) liczbe przeciwna b) odwrotnosc liczby
; 3.1/2 , -10 , 3.2 , -1.25
2 Oblicz
a 3.1/3 + (-4,8)
b -2,8 + (-11.1/4)
3
porownaj liczy a i b jezeli
a= (3.2/5 - 5,4) razy (3.1/4 + 2,75)
b=(2.2/9 - 4.1/3) : 3.1/6

/ = w ulamku

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