The qualification rate of Hongmin's products is 99%. Now it has produced 300 pieces of such products. What is the number of qualified products?
宏民公司的产品合格率为99%，现生产了300件这样的产品，合格产品数量是多少件．
<gadget id="calculator">99 / 100</gadget>
<output>99/100 = around 0.99</output>

<gadget id="calculator">300 * (99/100)</gadget>
<output>297</output>

<result>297</result>