There are 60 students in the sixth grade, of which boys accounted for (2/3), and later 10 male transfer students were added. What percentage of the whole class are boys?
六年级有60个同学，其中男生占(2/3)，后来又增加10名男插班生，这时男生占全班人数的几分之几？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">60 * (2/3)</gadget>
<output>40</output>

<gadget id="calculator">40 + 10</gadget>
<output>50</output>

<gadget id="calculator">60 + 10</gadget>
<output>70</output>

<gadget id="calculator">50 / 70</gadget>
<output>5/7 = around 0.714286</output>

<result>5/7 = around 0.714286</result>