The seven-digit number \overline{x1995yz} can be divisible by 4, 9 and 25 at the same time, then x+yz=how much. ．
七位数\overline{x1995yz}能同时被4、9和25整除，则x+y-z=多少．．
<gadget id="calculator">0 - 0</gadget>
<output>0</output>

<gadget id="calculator">3 + 0</gadget>
<output>3</output>

<result>3</result>