On Mother's Day, all the students in Class 5 and 4 gave gifts to their mothers, (1/8) students sent greeting cards, (5/8) students sent flowers, and the rest of the students gave their own paintings, and the students who gave paintings accounted for the whole class What fraction of?
母亲节五4班的同学都给妈妈送礼物，(1/8)的同学送贺卡，(5/8)的同学送鲜花，其余的同学是送自己画的画，送画的同学占全班的几分之几？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (1/8) - (5/8)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>