(1/2) kilogram is (3/5) how much is 1 kilogram
(1/2)千克的(3/5)是1千克的多少
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) / 1</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(1/2) * (3/5)</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>