Ответ:
657 ⋅ 234 = 153378
745 ⋅ 186 = 138570
1526 ⋅ 318 = 485268
2673 ⋅ 425 = 1135575
657
x 234
-----
2628
1971
+1314
------
153738
745
x 186
-----
4470
5960
+745
------
138570
1526
x 318
-----
12208
1526
+4578
------
485268
2673
x 425
-----
13365
5346
+10692
------
1135575
Ответ:
657 ⋅ 234 = 153378
745 ⋅ 186 = 138570
1526 ⋅ 318 = 485268
2673 ⋅ 425 = 1135575