The number A is 3 times less than the number B, and the number B is 252 less than the number B. What is the number B?
甲数比乙数的4倍少3，乙数比甲数少252，乙数是多少．
<gadget id="calculator">252 + 3</gadget>
<output>255</output>

<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">255 / 3</gadget>
<output>85</output>

<result>85</result>