If Xiaoqiang walks 65 meters per minute from home to school, he will be late for class by 3 minutes; if he walks 70 meters per minute, he can arrive at school 2 minutes earlier than the class time. How many meters is it from Xiaoqiang's home to the school?
小强从家到学校，如果每分钟走65米上课就要迟到3分钟；如果每分钟走70米，就可以比上课时间提前2分钟到校．小强家到学校有多少米？
<gadget id="calculator">65 * 3</gadget>
<output>195</output>

<gadget id="calculator">70 * 2</gadget>
<output>140</output>

<gadget id="calculator">195 + 140</gadget>
<output>335</output>

<gadget id="calculator">70 - 65</gadget>
<output>5</output>

<gadget id="calculator">335 / 5</gadget>
<output>67</output>

<gadget id="calculator">67 + 3</gadget>
<output>70</output>

<gadget id="calculator">65 * 70</gadget>
<output>4_550</output>

<result>4_550</result>