The gymnasium in the city center originally had 58 rows of seats, and each row of seats can seat 169 people on average; after the reconstruction, it was increased to 93 rows of seats. How many seats have been added after the reconstruction? (answer in two ways)
市中心体育馆原来有58排座位，平均每排座位可坐169人；改建后增加到93排座位，改建后比原来增加了多少个座位？(用两种方法解答)
<gadget id="calculator">169 * 93</gadget>
<output>15_717</output>

<gadget id="calculator">169 * 58</gadget>
<output>9_802</output>

<gadget id="calculator">15_717 - 9_802</gadget>
<output>5_915</output>

<result>5_915</result>