September 2018 1 20 Report

Oblicz:

a) \frac{3}{4}+\frac{2}{3}:(-\frac{8}{12})

b) \frac{(2- 1/7)\cdot3}{2+0,6

c) (\frac{1}{3}+\frac{2}{7}):(1-\frac{1}{9})+\frac{3}{7}

d) (2 \cdot \frac{5}{6}) ^{2} - (3^2 - \sqrt{1 \frac{7}{9})

e) [[(- \frac{2}{3})^2 : \frac{8}{9}]^- ^1

f) 1,6\cdot\frac{7}{16}-\frac{2,7}{3^3}

Z góry dziękuję :)


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