Answer:
36154782
Explanation:
Simplify the following:
3×7×68 (-209) + 36453234
3×7 = 21:
21×68 (-209) + 36453234
| | 6 | 8
× | | 2 | 1
| | 6 | 8
1 | 3 | 6 | 0
1 | 4 | 2 | 8:
1428 (-209) + 36453234
| | 1 | 4 | 2 | 8
× | | | 2 | 0 | 9
| 1 | 2 | 8 | 5 | 2
| 0 | 0 | 0 | 0 | 0
2 | 8 | 5 | 6 | 0 | 0
2 | 9 | 8 | 4 | 5 | 2:
-298452 + 36453234
-298452 + 36453234 = 36154782:
Answer: 36154782