The fruit wholesale department has 40 tons of fruit, 40% of the total is wholesaled in the morning and 3/8 of the total in the afternoon, how many tons of fruit are left? (answer in two ways)
水果批发部有水果40吨，上午批发出总数的40%，下午批发出总数的(3/8)，还剩下水果多少吨？(用两种方法解答)
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">40 * (2/5)</gadget>
<output>16</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">40 * (3/8)</gadget>
<output>15</output>

<gadget id="calculator">40 - 16 - 15</gadget>
<output>9</output>

<result>9</result>