http://wiki.math.se/wikis/sf0600_0701/index.php?title=%C3%96vn_1.2&action=history Versionshistorik för denna sida på wikin sv MediaWiki 1.9.3 Sat, 16 May 2026 16:45:22 GMT http://wiki.math.se/wikis/sf0600_0701/index.php?title=%C3%96vn_1.2&diff=2244&oldid=prev <p>Tar bort sidans innehåll</p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">← Äldre version</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Versionen från 16 juli 2007 kl. 08.01</td> </tr> <tr><td colspan="2" align="left"><strong>Rad 1:</strong></td> <td colspan="2" align="left"><strong>Rad 1:</strong></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">__NOTOC__</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==Övning 1.2:1==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Skriv p&amp;aring; gemensamt br&amp;aring;kstreck </td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{7}{4}+\frac{11}{7}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{2}{7}-\frac{1}{5}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{1}{6}-\frac{2}{5}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;d)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{1}{3}+\frac{1}{4}+\frac{1}{5}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;e)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{8}{7}+\frac{3}{4}-\frac{4}{3}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/table&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==Övning 1.2:2==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Bestäm minsta gemensamma nämnare</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{6}+\frac{1}{10}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{4}-\frac{1}{8}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{12}-\frac{1}{14}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;d)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{2}{45}+\frac{1}{75}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/table&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==Övning 1.2:3==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Beräkna följande uttryck genom att använda minsta gemensamma nämnare:</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{3}{20}+\frac{7}{50}-\frac{1}{10}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{24}+\frac{1}{40}-\frac{1}{16}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/table&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==Övning 1.2:4==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">F&amp;ouml;renkla f&amp;ouml;ljande uttryck genom att skriva p&amp;aring; gemensamt br&amp;aring;kstreck. Br&amp;aring;ket ska vara f&amp;auml;rdigf&amp;ouml;rkortat.</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{3}{5}}{\displaystyle\frac{7}{10}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{2}{7}}{\displaystyle\frac{3}{8}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{1}{4}-\frac{1}{5}}{\displaystyle\frac{3}{10}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/table&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==&amp;Ouml;vning 1.2:5==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">F&amp;ouml;renkla f&amp;ouml;ljande uttryck genom att skriva p&amp;aring; gemensamt br&amp;aring;kstreck. Br&amp;aring;ket ska vara f&amp;auml;rdigf&amp;ouml;rkortat.</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr align=&quot;left&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{2}{\displaystyle \frac{1}{7}\displaystyle -\frac{1}{15}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{1}{2}\displaystyle+\frac{1}{3}}{\displaystyle\frac{1}{3}\displaystyle-\frac{1}{2}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{3}{10}\displaystyle-\frac{1}{5}}{\displaystyle\frac{7}{8}\displaystyle-\frac{3}{16}}$&lt;/td&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/table&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">==Övning 1.2:6==</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;div class=&quot;ovning&quot;&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">F&amp;ouml;renkla $\ \,\displaystyle \frac{\displaystyle \frac{2}{\displaystyle 3+\frac{1}{2}}\displaystyle + \frac{\displaystyle \frac{1}{2}}{\displaystyle \frac{1}{4}\displaystyle -\frac{1}{3}}}{\displaystyle \frac{1}{2}\displaystyle - \frac{3}{\displaystyle 2-\frac{2}{7}}}$</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;/div&gt;</td><td colspan="2">&nbsp;</td></tr> </table> Mon, 16 Jul 2007 08:01:26 GMT KTH.SE:u1zpa8nw http://wiki.math.se/wikis/sf0600_0701/index.php/Diskussion:%C3%96vn_1.2 http://wiki.math.se/wikis/sf0600_0701/index.php?title=%C3%96vn_1.2&diff=2229&oldid=prev <p>Ny sida: __NOTOC__ ==Övning 1.2:1== &lt;div class=&quot;ovning&quot;&gt; Skriv p&amp;aring; gemensamt br&amp;aring;kstreck &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt; &lt;tr align=&quot;left&quot;&gt; &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt; &lt;td class=&quot;nt...</p> <p><b>Ny sida</b></p><div>__NOTOC__<br /> ==Övning 1.2:1==<br /> &lt;div class=&quot;ovning&quot;&gt;<br /> Skriv p&amp;aring; gemensamt br&amp;aring;kstreck <br /> &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{7}{4}+\frac{11}{7}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{2}{7}-\frac{1}{5}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{1}{6}-\frac{2}{5}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;d)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{1}{3}+\frac{1}{4}+\frac{1}{5}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;e)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{8}{7}+\frac{3}{4}-\frac{4}{3}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;<br /> &lt;/table&gt;<br /> &lt;/div&gt;<br /> <br /> <br /> ==Övning 1.2:2==<br /> &lt;div class=&quot;ovning&quot;&gt;<br /> Bestäm minsta gemensamma nämnare<br /> &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{6}+\frac{1}{10}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{4}-\frac{1}{8}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{12}-\frac{1}{14}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;d)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{2}{45}+\frac{1}{75}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;<br /> &lt;/table&gt;<br /> &lt;/div&gt;<br /> <br /> ==Övning 1.2:3==<br /> &lt;div class=&quot;ovning&quot;&gt;<br /> Beräkna följande uttryck genom att använda minsta gemensamma nämnare:<br /> &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{3}{20}+\frac{7}{50}-\frac{1}{10}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;50%&quot;&gt;$\displaystyle \frac{1}{24}+\frac{1}{40}-\frac{1}{16}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;<br /> &lt;/table&gt;<br /> &lt;/div&gt;<br /> <br /> ==Övning 1.2:4==<br /> &lt;div class=&quot;ovning&quot;&gt;<br /> F&amp;ouml;renkla f&amp;ouml;ljande uttryck genom att skriva p&amp;aring; gemensamt br&amp;aring;kstreck. Br&amp;aring;ket ska vara f&amp;auml;rdigf&amp;ouml;rkortat.<br /> &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{3}{5}}{\displaystyle\frac{7}{10}}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{2}{7}}{\displaystyle\frac{3}{8}}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{1}{4}-\frac{1}{5}}{\displaystyle\frac{3}{10}}$&lt;/td&gt;<br /> &lt;/tr&gt;&lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;<br /> &lt;/table&gt;<br /> &lt;/div&gt;<br /> <br /> ==&amp;Ouml;vning 1.2:5==<br /> &lt;div class=&quot;ovning&quot;&gt;<br /> F&amp;ouml;renkla f&amp;ouml;ljande uttryck genom att skriva p&amp;aring; gemensamt br&amp;aring;kstreck. Br&amp;aring;ket ska vara f&amp;auml;rdigf&amp;ouml;rkortat.<br /> &lt;table width=&quot;100%&quot; cellspacing=&quot;10px&quot;&gt;<br /> &lt;tr align=&quot;left&quot;&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;a)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle \frac{2}{\displaystyle \frac{1}{7}\displaystyle -\frac{1}{15}}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;b)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{1}{2}\displaystyle+\frac{1}{3}}{\displaystyle\frac{1}{3}\displaystyle-\frac{1}{2}}$&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot;&gt;c)&lt;/td&gt;<br /> &lt;td class=&quot;ntext&quot; width=&quot;33%&quot;&gt;$\displaystyle\frac{\displaystyle\frac{3}{10}\displaystyle-\frac{1}{5}}{\displaystyle\frac{7}{8}\displaystyle-\frac{3}{16}}$&lt;/td&gt;<br /> &lt;/tr&gt;<br /> &lt;tr&gt;&lt;td height=&quot;5px&quot;/&gt;&lt;/tr&gt;<br /> &lt;/table&gt;<br /> &lt;/div&gt;<br /> <br /> ==Övning 1.2:6==<br /> <br /> &lt;div class=&quot;ovning&quot;&gt;<br /> F&amp;ouml;renkla $\ \,\displaystyle \frac{\displaystyle \frac{2}{\displaystyle 3+\frac{1}{2}}\displaystyle + \frac{\displaystyle \frac{1}{2}}{\displaystyle \frac{1}{4}\displaystyle -\frac{1}{3}}}{\displaystyle \frac{1}{2}\displaystyle - \frac{3}{\displaystyle 2-\frac{2}{7}}}$<br /> &lt;/div&gt;</div> Mon, 16 Jul 2007 07:46:37 GMT KTH.SE:u1zpa8nw http://wiki.math.se/wikis/sf0600_0701/index.php/Diskussion:%C3%96vn_1.2