When Xiaopang was calculating, he wrote 5*(□+12) as 5*□+12. How much is the difference between the calculated result and the correct result.
小胖在计算时，把5*(□+12)写成了5*□+12，计算的结果与正确结果相差多少．
<gadget id="calculator">5 * 12</gadget>
<output>60</output>

<gadget id="calculator">60 - 12</gadget>
<output>48</output>

<result>48</result>