matematyka na szybko

Zadanie 1
a) 2,45 = [tex]\frac{245}{100} = 2\frac{45}{100} = 2\frac{9}{20}[/tex]
b) [tex]3,8 = 3\frac{8}{10} = 3\frac{4}{5}[/tex]
c) [tex]0,06 = \frac{6}{100} = \frac{3}{50}[/tex]
d) [tex]8,014 = 8\frac{14}{100} = 8\frac{7}{50}[/tex]
Zadanie 2
a) [tex]2\frac{3}{5} = 2\frac{6}{10} = 2,6[/tex]
b) [tex]\frac{2}{25} = \frac{8}{100} = 0,08[/tex]
c) [tex]4\frac{13}{20} = 4\frac{65}{100} = 4,65[/tex]
d) [tex]\frac{3}{8} = \frac{375}{1000} = 0,375[/tex]
Zadanie 3
a) [tex]\frac{17}{2} = 8\frac{1}{2} = 8,5[/tex]
b) [tex]\frac{19}{5} = 3\frac{4}{5} = 3,8[/tex]
c) [tex]\frac{229}{200} = 1\frac{29}{200} = 1,145[/tex]
d) [tex]\frac{51}{25} = 2\frac{1}{25} = 2,04[/tex]
Zadanie 4
a) [tex]\frac{9}{12} = \frac{3}{4} = 0,75[/tex]
b) [tex]\frac{8}{40} = \frac{4}{5} = 0,8[/tex]
c) [tex]\frac{9}{60} = \frac{3}{20} = 0,15[/tex]
d) [tex]\frac{16}{80} = \frac{1}{5} = 0,2[/tex]
Mam nadzieję, że dobrze przepisałam liczby. Niektóre były lekko rozmazane.