Xiaohua's height is 1.25 meters. When he stands on a stool with a height of 0.5 meters, he is 0.03 meters taller than his father. How many meters is Xiaohua's father's height?
小华的身高是1.25米，他站在0.5米高的凳子上时，比爸爸高0.03米，小华爸爸的身高是多少米？
<gadget id="calculator">0.5 - 0.03</gadget>
<output>0.47</output>

<gadget id="calculator">1.25 + 0.47</gadget>
<output>1.72</output>

<result>1.72</result>