The amount of A's deposit is 5 times that of B's, and A's deposit is 2,000 yuan more than B's. How much is B's deposit?
甲存款数是乙存款数的5倍，甲比乙多存款2000元，乙存款多少．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">2_000 / 4</gadget>
<output>500</output>

<result>500</result>