In Lunan Bookstore, 48 sets of "One Hundred Thousand Whys" were sold in one day, and 30 sets were sold in the morning, at 124 yuan each. How much did you sell in the afternoon?
鲁南书城，一天卖出了《十万个为什么》48套，上午卖出30套，每套124元．下午卖了多少元？
<gadget id="calculator">124 * 48</gadget>
<output>5_952</output>

<gadget id="calculator">124 * 30</gadget>
<output>3_720</output>

<gadget id="calculator">5_952 - 3_720</gadget>
<output>2_232</output>

<result>2_232</result>