A bag of 50 kilograms of flour, first use 2/5 of it to make cakes, and then use 6 kilograms to make cookies, how many kilograms of flour are used in total at this time.
一袋50千克的面粉，先用去它的(2/5)做蛋糕，又用去6千克做甜饼，这时一共用去面粉多少千克．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">50 * (2/5)</gadget>
<output>20</output>

<gadget id="calculator">20 + 6</gadget>
<output>26</output>

<result>26</result>