Х-256=358
х=358+256
х=614
-------------------------------------
614-256=358
=358=
х-564=4897
х=4897+564
х=5461
-------------------------
5461-564=4897
=4897=
х-427=198
х=427+198
х=625
--------------------
625-427=198
=198=
х-8567=39912
х=39912+8567
х=48479
--------------------------
48479-8567=39912
=39912=