There are 5 boxes of chocolates in the store, each box has 6 boxes, and each box has 10 pieces, how many pieces of chocolate are there in the store?
商店里有5箱巧克力，每箱有6盒，每盒有10块，商店里共有多少块巧克力？
<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<gadget id="calculator">10 * 30</gadget>
<output>300</output>

<result>300</result>