steel bar with a length of 240 cm is sawed one section at a time, and it needs to be sawed into small sections with a length of 30 cm. How many times does it need to be sawed in total?
一根长240厘米的钢条，每次锯一段，要锯成30厘米长的小段，一共要锯多少次？
<gadget id="calculator">240 / 30</gadget>
<output>8</output>

<gadget id="calculator">8 - 1</gadget>
<output>7</output>

<result>7</result>