I have to walk about 200 steps for 100 meters, and 600 steps along the school road. How many meters is the school road?
100米我大约要走200步，沿着学校校道走了600步，学校校道大约多少米．
<gadget id="calculator">100 / 200</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * 600</gadget>
<output>300</output>

<result>300</result>