Less than how many grams (1/4) is 10 grams.
比多少克少(1/4)是10克．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">10 / (3/4)</gadget>
<output>40/3 = around 13.333333</output>

<result>40/3 = around 13.333333</result>