A copy of "Forest News" in the zoo costs 0.8 yuan. The elephant bought one copy of "Forest News" and two copies of "Story".
动物园的《森林报》一份0.8元，大象买了1份《森林报》和2份《故事报》一共花了3.4元，《故事报》每份多少元？
<gadget id="calculator">3.4 - 0.8</gadget>
<output>2.6</output>

<gadget id="calculator">2.6 / 2</gadget>
<output>1.3</output>

<result>1.3</result>