bottle of orange powder weighs 450 grams per bottle. It takes 15 grams of orange powder and 9 grams of sugar to make a cup. How many grams of sugar do you need to add to this cup of orange powder?
一种瓶装橙子粉，一瓶重450克，每冲一杯需要15克橙子粉和9克糖，冲完这杯橙子粉需要放糖多少克？
<gadget id="calculator">450 / 15</gadget>
<output>30</output>

<gadget id="calculator">30 * 9</gadget>
<output>270</output>

<result>270</result>