The distance from Xiaohua's home to school is 0.5km, and the distance from Xiaofang's home to school is 0.2km less than three times the distance from Xiaohua's home to school. How many kilometers is the distance from Xiaofang's home to the school?
小华家到学校的路程是0.5km，小芳家到学校的路程比小华家到学校路程的3倍少0.2km．小芳家到学校的路程多少千米？
<gadget id="calculator">0.5 * 3</gadget>
<output>1.5</output>

<gadget id="calculator">1.5 - 0.2</gadget>
<output>1.3</output>

<result>1.3</result>