There is a series of regular fractions: (1/2), (3/5), (8/13), (21/34), (55/89), ... In this series of fractions, the first from left to right What is the number of 7?
有一串有规律的分数是：(1/2)，(3/5)，(8/13)，(21/34)，(55/89)，…这串分数中，从左到右的第7个数是多少．
<gadget id="calculator">55 + 89 + 89 + 55 + 89</gadget>
<output>377</output>

<gadget id="calculator">89 + 55 + 89 + 377</gadget>
<output>610</output>

<gadget id="calculator">377 / 610</gadget>
<output>377/610 = around 0.618033</output>

<result>377/610 = around 0.618033</result>