Calculation: -(1/3)/5*45.
计算：-(1/3)/5*45．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) / 5</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">(1/15) * 45</gadget>
<output>3</output>

<result>3</result>