Odpowiedź:
[tex]a)3 \times 5 \frac{2}{3} = 3 \times \frac{17}{3} = 1 \times \frac{17}{1} = \frac{17}{1} = 17[/tex]
[tex]b)6 \times \frac{11}{5} = \frac{66}{5} = 13 \frac{1}{5} [/tex]
[tex]c)1 \frac{3}{7} \times 4 = \frac{10}{7} \times 4 = \frac{40}{7} = 5 \frac{5}{7} [/tex]
[tex]d)4 \frac{1}{3} \times 10 = \frac{13}{3} \times 10 = \frac{130}{3} = 43 \frac{1}{3} [/tex]
[tex]e)3 \times 2 \frac{3}{8} = 3 \times \frac{19}{8} = \frac{57}{8} = 7 \frac{1}{8} [/tex]
[tex]f)3 \frac{1}{4} \times 5 = \frac{13}{4} \times 5 = \frac{65}{4} = 16 \frac{1}{4} [/tex]
