A piece of wood is cut 6 times, and the length of each small piece of cut wood is 6 cm. What is the original length of the wood in cm?
一根木头截6次，截成的木头每小段长6厘米，这根木头原来长多少厘米．
<gadget id="calculator">6 + 1</gadget>
<output>7</output>

<gadget id="calculator">6 * 7</gadget>
<output>42</output>

<result>42</result>