Uncle Huang's family planted 65 orange trees, and this year each tree harvested an average of 99 kilograms of oranges.
黄叔叔家栽了65棵桔子树，今年平均每棵树收桔子99千克，今年大约收桔子多少千克．
<gadget id="calculator">99 * 65</gadget>
<output>6_435</output>

<result>6_435</result>