3.5 tons (5/7) is equal to 5 tons.
3.5吨的(5/7)等于5吨的多少．
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(5/7) / 5</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">3.5 * (1/7)</gadget>
<output>0.5</output>

<result>0.5</result>