Calculation: 31*(11/15).
计算：31*(11/15)．
<gadget id="calculator">11 / 15</gadget>
<output>11/15 = around 0.733333</output>

<gadget id="calculator">31 * (11/15)</gadget>
<output>341/15 = around 22.733333</output>

<result>341/15 = around 22.733333</result>