A rectangular piece of paper has a perimeter of 32 cm. Three such rectangular pieces of paper can be assembled into a large square. What is the perimeter of this large square in centimeters?
一张长方形纸片周长32厘米，3张这样的长方形纸片恰好可以拼成一张大正方形纸片，这张大正方形纸片周长是多少厘米．
<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">32 / 2 / 4</gadget>
<output>4</output>

<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<result>48</result>