Liangliang ate (1/2) of candy, which was exactly 4 pieces. How many pieces of candy were there?
亮亮吃了糖果的(1/2)，正好是4块，原来有多少块糖果．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">4 / (1/2)</gadget>
<output>8</output>

<result>8</result>