My height is 1.21 meters, 0.49 meters taller than my cousin, and my uncle is 1.08 meters taller than my cousin. How many meters is my uncle's height?
我的身高是1.21米，比表妹高0.49米，而舅舅身高又比表妹高1.08米，舅舅身高是多少米？
<gadget id="calculator">1.21 - 0.49</gadget>
<output>0.72</output>

<gadget id="calculator">0.72 + 1.08</gadget>
<output>1.8</output>

<result>1.8</result>