The school bought three bookshelves, each with 3 layers, and each layer can hold 106 books. How many books can these bookshelves hold in total?
学校买来三个书架，每个书架有3层，每层可放106本书，这些书架一共可以放多少本书？
<gadget id="calculator">106 * 3 * 3</gadget>
<output>954</output>

<result>954</result>