А)536*208-32832/76
1. 536*208=111488
2. 328/76=432
3. 111488-432=111056
б)1088/68+57442/77
1. 1088/68=16
2. 57442/77=746
3. 16+746=762
в) (168992+28894)/39
1. 168992+28894=197886
2. 197886/39=5074
г) 249747/(4906-1897)
1. 4906-1897=3009
2. 249747/3009=83