There were 97 wooden utility poles on one side of the road, and the distance between each two adjacent poles is 40 meters. Now it is planned to replace all of them with large cement poles, and the distance between each two adjacent poles is 60 meters. We need large cement poles. How many?
马路的一侧原有木电线杆97根，每相邻的两根距离是40米，现在计划全部换用大型水泥电线杆，每相邻的两根距离是60米，求需要大型水泥电线杆多少根？
<gadget id="calculator">97 - 1</gadget>
<output>96</output>

<gadget id="calculator">96 * 40</gadget>
<output>3_840</output>

<gadget id="calculator">3_840 / 60</gadget>
<output>64</output>

<gadget id="calculator">64 + 1</gadget>
<output>65</output>

<result>65</result>