The lawn in the garden district covers an area of (2/5) hectares, and the flowerbed covers an area larger than that of the lawn (3/10). How many hectares is the total area of lawns and flower beds in the garden area?
花园小区的草坪占地(2/5)公顷，花圃的占地面积比草坪多(3/10)．花园小区草坪和花圃的面积一共是多少公顷？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 + (3/10)</gadget>
<output>13/10 = around 1.3</output>

<gadget id="calculator">(2/5) * (13/10)</gadget>
<output>13/25 = around 0.52</output>

<gadget id="calculator">(13/25) + (2/5)</gadget>
<output>23/25 = around 0.92</output>

<result>23/25 = around 0.92</result>