There are (4/5) kg of tea leaves, how many bags can be packed in each (1/10) kg of tea.
有(4/5)kg茶叶，每(1/10)kg一包，可以装多少包．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(4/5) / (1/10)</gadget>
<output>8</output>

<result>8</result>