Airplanes fly 23 kilometers per minute, and artificial earth satellites fly 17 kilometers more than 21 times that of airplanes. How many kilometers does the artificial earth satellite fly per minute?
飞机每分钟飞行23千米，人造地球卫星每分钟飞行的路程比飞机的21倍还多17千米．人造地球卫星每分钟飞行多少千米？
<gadget id="calculator">21 * 23</gadget>
<output>483</output>

<gadget id="calculator">483 + 17</gadget>
<output>500</output>

<result>500</result>