38. Представьте в виде несократимой дроби: 35/63; 18/12; 12/27; 34/17; 7/63; 63/72; 80/85; 21/84; 130/250; 16/64; 32/40; 56/80; 1210/55; 54/108; 144/156; 180/36.

Сократим дроби:

\(\frac{35}{63}=\frac{5}{9}\); \(\frac{18}{12}=\frac{3}{2}\); \(\frac{12}{27}=\frac{4}{9}\); \(\frac{34}{17}=2\); \(\frac{7}{63}=\frac{1}{9}\); \(\frac{63}{72}=\frac{7}{8}\); \(\frac{80}{85}=\frac{16}{17}\); \(\frac{21}{84}=\frac{1}{4}\); \(\frac{130}{250}=\frac{13}{25}\); \(\frac{16}{64}=\frac{1}{4}\); \(\frac{32}{40}=\frac{4}{5}\); \(\frac{56}{80}=\frac{7}{10}\); \(\frac{1210}{55}=22\); \(\frac{54}{108}=\frac{1}{2}\); \(\frac{144}{156}=\frac{12}{13}\); \(\frac{180}{36}=5\).

Ответ: \(\frac{5}{9};\frac{3}{2};\frac{4}{9};2;\frac{1}{9};\frac{7}{8};\frac{16}{17};\frac{1}{4};\frac{13}{25};\frac{1}{4};\frac{4}{5};\frac{7}{10};22;\frac{1}{2};\frac{12}{13};5\).