Mingming collected 150 stamps, Xiaolan collected 24 stamps less than 3 times of Mingming, how many stamps did Mingming collect less than Xiaolan?
明明集邮150张，小兰集邮的张数比明明的3倍少24张，明明比小兰少集了多少张？
<gadget id="calculator">150 * 3</gadget>
<output>450</output>

<gadget id="calculator">450 - 24</gadget>
<output>426</output>

<gadget id="calculator">426 - 150</gadget>
<output>276</output>

<result>276</result>