Xiaohong and Xiaoli read the same book, Xiaohong reads (1/6) of the whole book, Xiaoli reads more (3/6) of the whole book than Xiaohong, Xiaoli reads a fraction of the whole book.
小红和小丽看同一本书，小红看了全书的(1/6)，小丽比小红多看了全书的(3/6)，小丽看了全书的几分之几．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/6) + (1/2)</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>