The kindergarten bought some apples, and after eating for two days, there were 22 left. I ate half of the whole thing on the first day, and the remaining half on the second day. How many were there?
幼儿园买来一些苹果，吃了两天后，剩下22个．第一天吃了全部的一半，第二天吃了剩下的一半．原来有多少个？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">22 / (1/2) / (1/2)</gadget>
<output>88</output>

<result>88</result>