Xiao Ming ate a bag of grapes (2/3) on the first day, and the rest (4/5) on the second day. At this time, there are still 16 grapes. How many grapes are there in this bag?
小明第一天吃了一袋葡萄的(2/3)，第二天吃了剩余的(4/5)，这时还有16个葡萄，这袋葡萄有多少个？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">16 / (1/3) / (1/5)</gadget>
<output>240</output>

<result>240</result>