certain computer company shipped 738 computers, sold them for 15 days, and left 168 computers unsold. How many computers are sold per day on average?
某电脑公司运来738台电脑，已经卖了15天，还剩168台没有卖，问平均每天卖多少台？
<gadget id="calculator">738 - 168</gadget>
<output>570</output>

<gadget id="calculator">570 / 15</gadget>
<output>38</output>

<result>38</result>