The elder brother has 28 stamps, which is 2 less than twice the number of stamps of the younger brother. How many stamps do they have in total?
哥哥有28张邮票，比弟弟邮票张数的2倍少2张，他们两人一共有多少张邮票．
<gadget id="calculator">28 + 2</gadget>
<output>30</output>

<gadget id="calculator">30 / 2</gadget>
<output>15</output>

<gadget id="calculator">15 + 28</gadget>
<output>43</output>

<result>43</result>