If it takes 10 minutes to cut a piece of wood into 6 pieces, how many minutes will it take to cut this piece of wood into 10 pieces?
将一段木料截成6段要10分钟，那么将这段木料截成10段要多少分钟．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">10 / 5</gadget>
<output>2</output>

<gadget id="calculator">9 * 2</gadget>
<output>18</output>

<result>18</result>