294:42 140:35 230:46 162:54 252:63 504:84 365:73+252*84 390:65+224*32решите в столбик

1) 29442 2) 14035 3) 23046
2947 140 4 2305
=== ==== =====
0 0 0

4) 16254 5) 25263 6) 504 84
1623 2524 5046
==== ==== ====
0 0 0

7) 365:73+25284=21 173

1) 36573 2) 252 3) 21 168
3655 84 + 5
==== ===== ======
0 1008 21 173
+ 2016
======
21 168

8) 390:65+22432=

1)39065 2) 224 3) 7 168
3906 32 + 6
===== ===== ======
0 448 7 174
+672
=======
7 168
все да ????