Odpowiedź:
a) [tex]\frac{4}{9}*\frac{3}{4} = \frac{1}{9}*3=\frac{1}{3}[/tex]
b)[tex]\frac{5}{8}:\frac{7}{12} =\frac{5}{8}*\frac{12}{7} =\frac{5}{2}*\frac{3}{7} =\frac{15}{14}[/tex]
c)[tex]\frac{7}{8} *\frac{24}{33} =7*\frac{3}{33}=7*\frac{1}{11} =\frac{7}{11}[/tex]
d)[tex]1\frac{1}{8}*\frac{4}{15} =\frac{9}{8} *\frac{4}{15} =\frac{9}{2} *\frac{1}{15}=\frac{3}{2} *\frac{1}{5} =\frac{3}{10}[/tex]
e)[tex]2\frac{3}{5} :5=\frac{13}{5} :5=\frac{13}{5} *\frac{1}{5} =\frac{13}{25}[/tex]
f) [tex]1\frac{7}{5} :6=\frac{12}{7} :6=\frac{12}{7} *\frac{1}{6} =\frac{2}{7}[/tex]
g)[tex]6\frac{1}{2} :3\frac{1}{4} =\frac{13}{2} *\frac{1}{3} *\frac{1}{4} =\frac{13}{24}[/tex]
h)[tex]7\frac{1}{3}:2*\frac{2}{5} =\frac{22}{3} *\frac{1}{2} *\frac{2}{5}=\frac{22}{3} *\frac{1}{5} =\frac{22}{15}[/tex]
i)[tex]2\frac{13*4}{8} =\frac{13*4}{4} =13[/tex]
j)[tex]8\frac{3}{4} *\frac{4}{7} *3=\frac{35}{4} *\frac{4}{7} *3=35*\frac{1}{7} *3=5*3=15[/tex]
k)[tex]2*\frac{1}{7} *7*2*\frac{2}{5} =\frac{15}{7}*7*2*\frac{2}{5} =15*2*\frac{2}{5} =3*2*2=12[/tex]
l)[tex]4*\frac{15*9}{12} =\frac{15*9}{3} =5*9=45[/tex]
Mam nadzieję, że pomogłam <33
