A computer company shipped 738 computers, and they have been sold for 15 days, and 258 are still 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258台没有卖完，问平均每天卖多少台？
<gadget id="calculator">738 - 258</gadget>
<output>480</output>

<gadget id="calculator">480 / 15</gadget>
<output>32</output>

<result>32</result>