Dad's weight is 76.5 kilograms, which is 2.5 times of Yingying's weight. How many kilograms does Yingying weigh? (column equation solution)
爸爸的体重是76.5千克，是莹莹体重的2.5倍，莹莹的体重是多少千克？(列方程解答)
<gadget id="calculator">76.5 / 2.5</gadget>
<output>30.6</output>

<result>30.6</result>