If a car travels from A to B at a speed of 10 kilometers per hour, it will arrive 2 hours early; if it travels at 8 kilometers per hour, it will arrive 3 hours late. How many kilometers is the distance between A and B? ．
一辆汽车从甲地到乙地，若以每小时10千米的速度，则提前2小时到达；若以每小时8千米的速度，则迟到3小时，甲地和乙地相距多少千米．
<gadget id="calculator">10 * 2</gadget>
<output>20</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">20 + 24</gadget>
<output>44</output>

<gadget id="calculator">10 - 8</gadget>
<output>2</output>

<gadget id="calculator">44 / 2</gadget>
<output>22</output>

<gadget id="calculator">22 - 2</gadget>
<output>20</output>

<gadget id="calculator">20 * 10</gadget>
<output>200</output>

<result>200</result>