A bag of rice weighs 15 kilograms, and 6 kilograms are eaten, what is the total amount eaten?
一袋大米15千克，吃了6千克，吃了总数的多少．
<gadget id="calculator">6 / 15</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>