September 2018 1 25 Report

zadanie 1

Oblicz

a) \frac{7+(-15)}{-2} + \frac{-8}{-3-1}

b) \frac{-11-9}{-4} - \frac{6-12}{-3}

zadanie 2

a) 1\frac{7}{8} * (-6)

b) -1\frac{1}{5} * 2\frac{1}{2}

c) -1\frac{}{-1\frac{3}{4} : 8}

d ) 1\frac{1}{3} * 0,5


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