Divide a line segment 1 cm long into 10 small grids on average, how long is each small grid?
把1厘米长的线段平均分成10小格，每小格长多少．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>