The fifth-grade students went to the suburbs to plant trees. In the morning, they planted 30% of all the saplings, exactly 60. How many of these saplings are there in total?
五年级学生到郊外植树，上午种了全部树苗的30%，刚好种了60棵，这些树苗一共有多少棵？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">60 / (3/10)</gadget>
<output>200</output>

<result>200</result>