Xiaoliang's height is 13.5dm, Xiaoya is 0.7dm taller than Xiaoliang, and 1dm shorter than Xiaochun. How tall is Xiaochun?
小亮的身高是13.5dm，小雅比小亮高0.7dm，比小春矮1dm．小春的身高是多少？
<gadget id="calculator">13.5 + 0.7 + 1</gadget>
<output>15.2</output>

<result>15.2</result>