412680:(2450021-24494780)*5006-53290026:7602=3803859
1)2450021- 2449478=543
2450021
- 2449478
_________
543
2)412680:543 =760
- 33801
-3258
3258
0
3)760*5006=3804560
5006
* 760
30036
35042
3804560
4)5329002:7602=701
5329002
-53214
7602
-7602
0
5)3804560-701=38038559
3804560
- 701
3803859