The kindergarten has prepared a lot of apples and pears. The total number of apples is twice that of pears. After each child gets 3 apples and 2 pears, there are still 10 apples and 2 pears left. How many pears are there in total?
幼儿园准备了很多苹果和梨，苹果的总数是梨的2倍，每个小朋友分得3个苹果和2个梨后，还剩下10个苹果和2个梨，原来一共有多少个梨？
<gadget id="calculator">10 / 3</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">(10/3) - 1</gadget>
<output>7/3 = around 2.333333</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

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

<gadget id="calculator">(2/3) - (1/2)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(7/3) / (1/6)</gadget>
<output>14</output>

<result>14</result>