Teacher Wang wants to buy sportswear for 45 athletes in the school. Each jacket is 53 yuan, and each pair of trousers is 47 yuan. How much is the total cost of buying sportswear?
王老师要给学校的45名运动员买运动装，上衣每件53元，裤子每条47元，买运动装共需多少元？
<gadget id="calculator">53 + 47</gadget>
<output>100</output>

<gadget id="calculator">100 * 45</gadget>
<output>4_500</output>

<result>4_500</result>