A rectangle is (7/8) meters long and (5/8) meters longer than it is wide. What is the perimeter of this rectangle in meters?
一个长方形，长(7/8)米，比宽长(5/8)米．这个长方形的周长是多少米？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">(7/8) - (5/8)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(7/8) + (1/4)</gadget>
<output>9/8 = around 1.125</output>

<gadget id="calculator">(9/8) * 2</gadget>
<output>9/4 = around 2.25</output>

<result>9/4 = around 2.25</result>