The height of Little Clever is 13.5 decimeters, Little Naughty is 0.7 decimeters taller than Little Naughty, and Little Cute is 0.9 decimeters shorter than Little Naughty. How tall is the cutie?
小聪明的身高是13.5分米，小淘气比小聪明高0.7分米，小可爱比小淘气矮0.9分米．小可爱的身高是多少？
<gadget id="calculator">0.7 - 0.9</gadget>
<output>-0.2</output>

<gadget id="calculator">13.5 + (-0.2)</gadget>
<output>13.3</output>

<result>13.3</result>