There is a basket of pears, A takes half and another, B takes the remaining half and another, C takes the remaining half and another, then there is only one pear left in the basket. The total value of this basket of pears is 4.4 yuan. How much is each pear worth?
有一筐梨，甲取一半又一个，乙取余下的一半又1个，丙再取余下的一半又1个，这时筐里只剩一个梨．这筐梨共值4.4元，每个梨值多少元？
<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">4 + 1</gadget>
<output>5</output>

<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">11 * 2</gadget>
<output>22</output>

<gadget id="calculator">4.4 / 22</gadget>
<output>0.2</output>

<result>0.2</result>