There are 24 students in Class 1 of the fourth grade of Qianshan Road Elementary School who have reached the physical education standard, and 12 people who have not reached the standard.
千山路小学四年级一班体育达标人数是24人，没达标人数是12人，达标人数占全班人数的几分之几？
<gadget id="calculator">24 + 12</gadget>
<output>36</output>

<gadget id="calculator">24 / 36</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>