The supermarket purchased 384 towels. Among them, there are 4 dozen white towels, each dozen has 12, and the rest are striped towels. How many dozen striped towels to buy?
超市购入384条毛巾．其中白毛巾有4打，每打有12条，其余的都是带条纹的毛巾．带条纹的毛巾购入多少打？
<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">384 - 48</gadget>
<output>336</output>

<gadget id="calculator">336 / 12</gadget>
<output>28</output>

<result>28</result>