Express in the form \(\frac{a}{b}\)

1)\(\frac{1}{2}-\frac{0}{2}\)
\(\frac{1}{2}\)
2)\(\frac{3}{1}-\frac{2}{1}\)
\(\frac{1}{1}\)
3)\(\frac{1}{5}-\frac{1}{5}\)
\(\frac{0}{5}\)
4)\(\frac{3}{7}-\frac{2}{7}\)
\(\frac{1}{7}\)
5)\(\frac{4}{3}-\frac{2}{3}\)
\(\frac{2}{3}\)
6)\(\frac{107}{7}-\frac{4}{7}\)
\(\frac{103}{7}\)
7)\(\frac{100}{47}-\frac{62}{47}\)
\(\frac{38}{47}\)
8)\(\frac{16}{9}-\frac{8}{9}- \frac{4}{9}\)
\(\frac{4}{9}\)