There are two baskets of apples in A and B. Basket A is 19 catties more than basket B. How many catties are taken from basket A and put into basket B, so that the number of apples in basket B is 3 catties more than that in basket A.
甲乙两筐苹果，甲筐比乙筐多19斤，从甲筐取出多少斤放入乙筐，就可以使乙筐中苹果斤数反而比甲筐多3斤．
<gadget id="calculator">19 / 2</gadget>
<output>19/2 = around 9.5</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(19/2) + (3/2)</gadget>
<output>11</output>

<result>11</result>