There are 180 students in the sixth grade, and girls account for (17/36). After how many boys transfer to another school and leave the school, girls account for the whole grade (17/35). How many boys are there in the transfer school?
六年级有学生180人，女生占(17/36)，有几名男生转学离开学校后，女生占全年级人数的(17/35)，转校男生有多少人？
<gadget id="calculator">17 / 36</gadget>
<output>17/36 = around 0.472222</output>

<gadget id="calculator">17 / 35</gadget>
<output>17/35 = around 0.485714</output>

<gadget id="calculator">(17/36) / (17/35)</gadget>
<output>35/36 = around 0.972222</output>

<gadget id="calculator">180 * (35/36)</gadget>
<output>175</output>

<gadget id="calculator">180 - 175</gadget>
<output>5</output>

<result>5</result>