(7/13)*(6/29)+(6/13)*(22/29) (simple calculation)
(7/13)*(6/29)+(6/13)*(22/29)(简便运算)
<gadget id="calculator">7 / 13</gadget>
<output>7/13 = around 0.538462</output>

<gadget id="calculator">6 / 29</gadget>
<output>6/29 = around 0.206897</output>

<gadget id="calculator">(7/13) * (6/29)</gadget>
<output>42/377 = around 0.111406</output>

<gadget id="calculator">6 / 13</gadget>
<output>6/13 = around 0.461538</output>

<gadget id="calculator">22 / 29</gadget>
<output>22/29 = around 0.758621</output>

<gadget id="calculator">(6/13) * (22/29)</gadget>
<output>132/377 = around 0.350133</output>

<gadget id="calculator">(42/377) + (132/377)</gadget>
<output>6/13 = around 0.461538</output>

<result>6/13 = around 0.461538</result>