8 kilograms of flour, after eating (7/16), how many kilograms are left.
8千克面粉，吃掉了它的(7/16)，还剩多少千克．
<gadget id="calculator">7 / 16</gadget>
<output>7/16 = around 0.4375</output>

<gadget id="calculator">1 - (7/16)</gadget>
<output>9/16 = around 0.5625</output>

<gadget id="calculator">8 * (9/16)</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>