Simple calculation: (5/34)*289.
简便计算：(5/34)*289．
<gadget id="calculator">5 / 34</gadget>
<output>5/34 = around 0.147059</output>

<gadget id="calculator">(5/34) * 289</gadget>
<output>85/2 = around 42.5</output>

<result>85/2 = around 42.5</result>