The garment factory produces a batch of sweaters. The plan is completed in the first half of the month (5/8), and the plan is completed in the first half of the month (9/16). What percentage of the plan is actually completed?
服装厂生产一批毛衣，上半月完成计划的(5/8)，上半月完成计划的(9/16)，实际多完成计划的几分之几？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">9 / 16</gadget>
<output>9/16 = around 0.5625</output>

<gadget id="calculator">(9/16) - 1</gadget>
<output>-7/16 = around -0.4375</output>

<gadget id="calculator">(5/8) + (-7/16)</gadget>
<output>3/16 = around 0.1875</output>

<result>3/16 = around 0.1875</result>