The number A is 320, and the number B is 36 less than it. What is the sum of A and B?
甲数是320，乙数比它小36，甲数和乙数的和是多少．
<gadget id="calculator">320 - 36</gadget>
<output>284</output>

<gadget id="calculator">284 + 320</gadget>
<output>604</output>

<result>604</result>