A road is 60 meters long. The fifth grade students planted trees on both sides. A total of 32 trees were planted. How many meters are there between each adjacent tree on one side of the road?
一条路长60米，五年级的同学在两旁植树，一共植了32棵，求在路的一边每相邻两棵之间相隔多少米？
<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">16 - 1</gadget>
<output>15</output>

<gadget id="calculator">60 / 15</gadget>
<output>4</output>

<result>4</result>