A professional household raised 60 pigs last year, and the number of pigs raised this year is (4/5) that of last year. How many pigs are raised this year?
一专业户去年养猪60头，今年养猪的头数是去年的(4/5)，今年养猪多少头？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">60 * (4/5)</gadget>
<output>48</output>

<result>48</result>