There are two kinds of school bags, large and small, in the store. Buying 4 large schoolbags and 6 small schoolbags costs 392 yuan; buying 7 large schoolbags and 3 small schoolbags costs 416 yuan; buying 9 small schoolbags and 1 large schoolbag costs how much yuan.
商店里有大、小两种书包．买大书包4个，小书包6个，需392元；买大书包7个，小书包3个，需416元；买小书包9个，大书包1个，需多少元．
<gadget id="calculator">416 * 2</gadget>
<output>832</output>

<gadget id="calculator">832 - 392</gadget>
<output>440</output>

<gadget id="calculator">7 * 2</gadget>
<output>14</output>

<gadget id="calculator">14 - 4</gadget>
<output>10</output>

<gadget id="calculator">440 / 10</gadget>
<output>44</output>

<gadget id="calculator">4 * 44</gadget>
<output>176</output>

<gadget id="calculator">392 - 176</gadget>
<output>216</output>

<gadget id="calculator">216 / 6</gadget>
<output>36</output>

<gadget id="calculator">36 * 9</gadget>
<output>324</output>

<gadget id="calculator">44 * 1</gadget>
<output>44</output>

<gadget id="calculator">324 + 44</gadget>
<output>368</output>

<result>368</result>