Xiaoying is 147 cm tall, and Xiaoqing is shorter (1/7) than Xiaoying. How tall is Xiaoqing in centimeters?
小英身高147厘米，小青比小英矮(1/7)，小青身高多少厘米？
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">1 - (1/7)</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">147 * (6/7)</gadget>
<output>126</output>

<result>126</result>