Vincent bought 10 books about animals, 1 book about outer space, and 3 books about trains. Each book cost $16. How much did Vincent spend on the books?
<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">11 + 3</gadget>
<output>14</output>

<gadget id="calculator">14 * 16</gadget>
<output>224</output>

<result>224</result>