What is the difference between 3653 minus the sum of 423 and 280?
3653减去423与280的和，差是多少？
<gadget id="calculator">423 + 280</gadget>
<output>703</output>

<gadget id="calculator">3_653 - 703</gadget>
<output>2_950</output>

<result>2_950</result>