January 2019 1 8 Report
Oblicz, pamiętając o kolejności wykonywania działań i skracaniu ułamków.
a) ( \frac{5}{3} -  \frac{1}{3} +  \frac{7}{3} ) x 3 =
b)( \frac{11}{2} -  \frac{5}{2} +  \frac{15}{2} ) x 2 =
c) 3  \frac{2}{3} + 3 x 1  \frac{1}{3} =
d) 3  \frac{1}{4} x 4 - 2  \frac{3}{4} =
e) 2  \frac{1}{5} x 5 - 4  \frac{2}{5} + 1  \frac{1}{5} =
f) 7  \frac{1}{2} - 3 + 2 x  \frac{3}{4} =
g) 2  \frac{1}{2} x 3 + 4 x 1  \frac{1}{2} =
h) 2  \frac{1}{4} x 2 + 3  \frac{3}{4} =
i) 9 - 1  \frac{3}{5} x 4 =
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