A worker in a pencil factory can produce 1,287 pencils in one morning, and an average of 13 pencils can be packed into one box. How many boxes can these pencils hold?
铅笔厂一个工人一上午可生产1287支铅笔，平均每13支铅笔装一盒，这些铅笔可以装几盒？
<gadget id="calculator">1_287 / 13</gadget>
<output>99</output>

<result>99</result>