A batch of goods is transported, all (3/7) are transported on the first day, and the rest (5/8) are transported on the second day, how much of this batch of goods are transported in total.
运送一批货物，第一天运走全部的(3/7)，第二天运走余下的(5/8)，两次共运走这批货物的多少．
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">1 - (3/7)</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">(4/7) * (5/8)</gadget>
<output>5/14 = around 0.357143</output>

<gadget id="calculator">(5/14) + (3/7)</gadget>
<output>11/14 = around 0.785714</output>

<result>11/14 = around 0.785714</result>