Xiaohua's home is 1.25 kilometers away from the school. Xiaohua went to school in the morning, and when he was 0.95 kilometers away from home, he went home to pick up a book. How many kilometers did he walk more than usual?
小华家距离学校1.25千米，早晨小华去上学，当走到距家0.95千米的地方时，又回家取了一本书，这样他比平时多走了多少千米？
<gadget id="calculator">0.95 * 2</gadget>
<output>1.9</output>

<result>1.9</result>