Вычислите выражения: 1)6,859*3,2-6,859*1,7+1,59*4,15. 2)5,949*0,07+0,3399*5,9*4+0,49*0,06

1. (13718//625)-6.859*1.7+1.59*4.15
2. (13718//625)-(116603//10000)+1.59*4.15
3. (20577//2000)+1.59*4.15
4. (20577//2000)+(13197//2000)
5. 16.887

1. (41643//100000)+0.3399*5.9*4+0.49*0.06
2. (41643//100000)+(3399//10000)*5.9*4+0.49*0.06
3. (41643//100000)+(200541//100000)*4+0.49*0.06
4. (41643//100000)+(200541//25000)+0.49*0.06
5. (843807//100000)+0.49*0.06
6. (843807//100000)+(147//5000)
7. 846747//100000
где // это как 123
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                     500