The cafeteria of Sunshine Primary School bought 3,000 eggs from a certain supermarket for the students to have a nutritious lunch. For those who ate these eggs first (3/5), how many eggs did they have left?
阳光小学食堂为了学生营养午餐能吃好，到某超市买了3000个鸡蛋，第一吃了这些鸡蛋的(3/5)，还剩多少个鸡蛋没有吃？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3_000 * (2/5)</gadget>
<output>1_200</output>

<result>1_200</result>