1. odp: B
[tex]1\frac{2}{5} * 1\frac{1}{9} = \frac{7}{5} * \frac{10}{9} = \frac{7}{1} *\frac{2}{9} = \frac{14}{9 } = 1\frac{5}{9} > 1\frac{6}{12} - X\\\\1\frac{5}{6} :1\frac{2}{9}= \frac{11}{6} * \frac{9}{11} = \frac{3}{2}= 1\frac{1}{2} = 1\frac{6}{12} \\\\1\frac{5}{8} * 6 = \frac{13}{8} *\frac{6}{1} = 9\frac{3}{4} >1 \frac{6}{12} - X \\\\8\frac{1}{3} : 10 = \frac{25}{3} * \frac{1}{10} = \frac{25 }{30} = \frac{5}{6} <1\frac{6}{12} - X[/tex]
2.
[tex]a) \frac{4}{5} : 2 = \frac{4}{5} * \frac{1}{2} = \frac{2}{5}\\\\\\b) 2\frac{1}{4} : 6 = \frac{9}{4} * \frac{1}{6} = \frac{3}{8} \\\\c)4\frac{1}{5} : 3 = \frac{21}{5} * \frac{1}{3} = \frac{7}{5} =1\frac{2}{5} \\\\d)\frac{3}{4} : 4\frac{1}{2} = \frac{3}{4} * \frac{2}{9} = \frac{1}{6} \\\\e) 9: \frac{6}{7} = \frac{9}{1} * \frac{7}{6} = \frac{63}{6} = 10\frac{1}{2} \\\\f) 1\frac{1}{3} :\frac{5}{6} = \frac{4}{3} * \frac{6}{5} = \frac{8}{5} =1\frac{3}{5}[/tex]
Jeżeli uznasz tę odpowiedź za pomocną wybierz ją najlepszą :)
