+792736
=
945
+271
=
122
-75=
945+271
122-75
+792
506
+224506
=
763
-413
=
467
-28=
763-413
467-28
+224
839
+753839
=
805
-342
=
215
+29=
805-342
215+29
+753
f781
+649781
=
798
-145
=
366
+99=
798-145
366+99
+649
794
+328794
=
610
-111
=
942
-53=
610-111
942-53
+328
498
+349498
=
558
+467
=
751
+92=
558+467
751+92
+349
772
+412772
=
547
-411
=
483
+72=
547-411
483+72
+412
ffr