What is the average of 731, 266, 505, 734, 269?
731、266、505、734、269的平均数是多少？
<gadget id="calculator">731 + 266 + 505 + 734 + 269</gadget>
<output>2_505</output>

<gadget id="calculator">2_505 / 5</gadget>
<output>501</output>

<result>501</result>