What is the quotient of dividing 640 by 80 sums of 8 consecutive additions?
用80个8连加的和除640，商是多少？
<gadget id="calculator">8 * 80</gadget>
<output>640</output>

<gadget id="calculator">640 / 640</gadget>
<output>1</output>

<result>1</result>