What is the quotient of the difference between 1000 and 40 divided by the sum of 178 and 142?
1000与40的差除以178与142的和，商是多少？
<gadget id="calculator">1_000 - 40</gadget>
<output>960</output>

<gadget id="calculator">178 + 142</gadget>
<output>320</output>

<gadget id="calculator">960 / 320</gadget>
<output>3</output>

<result>3</result>