Xiao Ming calculates 60-30/5 as (60-30)/5, what is the difference between the number he calculated and the correct number
小明把60-30/5按(60-30)/5进行计算，他算出的得数与正确的得数相差多少
<gadget id="calculator">30 / 5</gadget>
<output>6</output>

<gadget id="calculator">60 - 6</gadget>
<output>54</output>

<gadget id="calculator">60 - 30</gadget>
<output>30</output>

<gadget id="calculator">54 - 6</gadget>
<output>48</output>

<result>48</result>