In a high jump competition, Xiaogang jumped 1.25 meters, Xiaoqiang jumped 0.05 meters more than Xiaogang, Xiaodong jumped 0.15 meters less than Xiaoqiang. How many meters did Xiaodong jump?
在一次跳高比赛中，小刚跳了1.25米，小强比小刚多跳了0.05米，小东比小强少跳了0.15米．小东跳了多少米？
<gadget id="calculator">0.05 - 0.15</gadget>
<output>-0.1</output>

<gadget id="calculator">1.25 + (-0.1)</gadget>
<output>1.15</output>

<result>1.15</result>