There are 1.6 kilograms of pears and (1/2) kilograms of apples. How much less are apples than pears?
有梨1.6千克，苹果(1/2)千克，苹果比梨少多少千克？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1.6 - (1/2)</gadget>
<output>1.1</output>

<result>1.1</result>