Saw a wooden stick into 9 sections, each sawing costs 6 points, how many points will it cost to saw all of them.
把一根木棒锯成9段，每锯一次要6分，全部锯完要多少分．
<gadget id="calculator">9 - 1</gadget>
<output>8</output>

<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<result>48</result>