A thresher (3/4) threshing (9/10) tons per hour, how many tons per hour threshing.
一种脱粒机(3/4)小时脱粒(9/10)吨，1小时脱粒多少吨．
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(9/10) / (3/4)</gadget>
<output>6/5 = around 1.2</output>

<result>6/5 = around 1.2</result>