A piece of fabric is used to make a jacket (3/9), and a skirt (2/9), how much of this piece of fabric is used in total?
一块布料做上衣用去(3/9)，做裙子用去(2/9)，一共用去这块布的几分之几？
<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">(1/3) + (2/9)</gadget>
<output>5/9 = around 0.555556</output>

<result>5/9 = around 0.555556</result>