Xiao Ming surrounded a triangle with a 1-meter-long iron wire. The length of one side of the triangle is (1/4) meters, and the length of the other side is (3/8) meters. How many meters is the length of the third side?
小明用一根1米长的铁丝围了一个三角形，量得三角形的一边长是(1/4)米，另一边长是(3/8)米，第三边长是多少米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (1/4) - (3/8)</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>