A clothing store sells two pieces of clothing, both for 880 yuan, one of which has a 10% profit and the other a 10% loss. How much is the original price of these two clothes? What is the column
某服装店卖出两件衣服，都卖了880元，其中一件盈利10%，另一件亏本10%．这两件衣服原价一共多少钱？列式是多少
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">880 / (11/10)</gadget>
<output>800</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">880 / (9/10)</gadget>
<output>8_800/9 = around 977.777778</output>

<gadget id="calculator">800 + (8_800/9)</gadget>
<output>16_000/9 = around 1_777.777778</output>

<result>16_000/9 = around 1_777.777778</result>