Odpowiedź :
Odpowiedź:
[tex]zadanie \: 10[/tex]
[tex]1 \frac{1}{9} \times \frac{6}{1} = \frac{10}{9} \times \frac{6}{1} = \frac{60}{9} = \frac{20}{3} = 6 \frac{2}{3} [/tex]
[tex]odpowiedz \: d[/tex]
[tex]zadanie \: 11[/tex]
[tex]a) \: ( \frac{5}{6} + 1 \frac{7}{12} ) \times 4 = ( \frac{10}{12} + 1 \frac{7}{12} ) \times 4 = 1 \frac{17}{12} \times 4 = \frac{29}{12} \times \frac{4}{1} = \frac{29}{3} = 9 \frac{2}{3} \: \: \: prawda[/tex]
[tex]b) \: 5 \times \frac{3}{10} + 1 \frac{1}{15} \times 5 = \frac{5}{1} \times \frac{3}{10} + \frac{16}{15} \times \frac{5}{1} = \frac{3}{2} + \frac{16}{3} = \frac{9}{6} + \frac{32}{6} = \frac{41}{6} = 6 \frac{5}{6} \: \: prawda[/tex]
[tex]c) \: \: \: falsz \: (chyba)[/tex]
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