Teacher Wang walks from home to school, and the average length of each step is 0.55 meters. He has walked 312 steps, and he is still 455 meters away from the school. How far is Mr. Wang's home from the school?
王老师从家步行去学校，平均每步的长度是0.55米．他已经走了312步，这时离学校还有455米．王老师家距离学校有多远？
<gadget id="calculator">0.55 * 312</gadget>
<output>171.6</output>

<gadget id="calculator">171.6 + 455</gadget>
<output>626.6</output>

<result>626.6</result>