Xiao Ming's height is 1.72 meters, and Xiao Fang's height is 1.48 meters. How many meters taller is Xiao Ming than Xiao Fang?
小明的身高是1.72米，小芳的身高是1.48米．小明比小芳高多少米？
<gadget id="calculator">1.72 - 1.48</gadget>
<output>0.24</output>

<result>0.24</result>