Xiao Ming's height is 1.28 meters, 0.47 meters shorter than his father. Dad is 0.12 meters taller than mom. How tall is mother in meters?
小明的身高是1.28米，比爸爸矮0.47米．爸爸比妈妈高0.12米．妈妈身高多少米？
<gadget id="calculator">0.47 - 0.12</gadget>
<output>0.35</output>

<gadget id="calculator">1.28 + 0.35</gadget>
<output>1.63</output>

<result>1.63</result>