Mom bought some toffee, Pangpang ate (1/2) of it, smiled and ate the rest (1/2), and ate 5 yuan with a smile. How many pieces of these toffees are there in total?
妈妈买来一些奶糖，胖胖吃了其中的(1/2)，笑笑吃了剩下的(1/2)，笑笑吃了5块．这些奶糖一共有多少块？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * (1/2)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / (1/4)</gadget>
<output>20</output>

<result>20</result>