During the "October" period, all products in the mini clothing store will be reduced in price (1/9). Mom bought a shirt for 120 yuan, how much cheaper than before?
"十一"期间，迷你服装店所有商品一律降价(1/9)，妈妈花120元买了一件衬衣，比原来便宜了多少元？
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 - (1/9)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">120 / (8/9)</gadget>
<output>135</output>

<result>135</result>