276
× 775
-------------
1380 → 276 * 5 = 1380
+ 1932 → 276 * 7 = 1932
1932
--------------------
213900
864
× 378
----------------
6912 → 864 * 8 = 6912
+ 6048 → 864 * 7 = 6048
2592 → 864 * 3 = 2592
----------------
326592
984
× 736
---------------
5904 → 984 * 6 = 5904
+ 2952 → 984 * 3 = 2952
6888 → 984 * 7 = 6888
-----------------
724224
298
× 544
--------------
1192 → 298 * 4 = 1192
+ 1192
1490 → 298 * 5 = 1490
-------------
162112