Wang Fang is a hand-knitting expert in the class. She can weave (1/4) meters of scarves per hour, and how much she can weave in (2/7) hours.
王芳是班里的手工编织能手，每小时能织围巾(1/4)米，(2/7)小时织多少．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">(1/4) * (2/7)</gadget>
<output>1/14 = around 0.071429</output>

<result>1/14 = around 0.071429</result>