The Science and Technology Park sold 452 tickets this morning, and 148 fewer tickets were sold in the afternoon than in the morning. How many tickets were sold in total on this day?
科技园今天上午卖出452张门票，下午比上午少卖出148张，这一天一共卖出多少张门票？
<gadget id="calculator">452 - 148</gadget>
<output>304</output>

<gadget id="calculator">304 + 452</gadget>
<output>756</output>

<result>756</result>