A bottle of orange powder weighs 450 kilograms per bottle. It takes 16 grams of orange powder and 9 grams of sugar cubes to make a cup. How many kilograms of sugar cubes are needed to finish this bottle of orange powder?
一种瓶装橙子粉，每瓶重450千克，每冲一杯需要16克橙子粉和9克方糖，冲完这瓶橙子粉，大约需要多少千克方糖？
<gadget id="calculator">1_000 / 16</gadget>
<output>125/2 = around 62.5</output>

<gadget id="calculator">9 / 1_000</gadget>
<output>9/1_000 = around 0.009</output>

<gadget id="calculator">450 * (125/2) * (9/1_000)</gadget>
<output>2_025/8 = around 253.125</output>

<result>2_025/8 = around 253.125</result>