Ning Ning's weight is 28 kg, and her mother's weight is 56 kg. Ning Ning's weight is a fraction of her mother's.
宁宁的体重是28千克，妈妈的体重是56千克，宁宁的体重是妈妈的几分之几．
<gadget id="calculator">28 / 56</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>