(2.002-300.202:574)*305=451.095
1. 300.202:574=0.523
2. 2.002-0.523=1.479
3. 1.479*305=451.095
286.567:563*(13.860+2.170-15.430):25-1.510=-1.497784
1. 286.567:563=0.509
2. 13.86+2.17=16.03
3. 16.03-15.43=0.6
4. 0.509*0.6=(1527/5000)
5. (1527/5000):25=(1527/125000)
6. (152//125000)-1.51=-(187223/125000)
7. -187223/125000=-1.497784
(158.368:16:101+9.412-2.813)*(1.372-63.567:63)=2.431011
1. 158.368:16=9.898
2. 9.898:101=0.098
3. 0.098+9.412=9.51
4. 9.51-2.813=6.697
5. 63.567:63=1.009
6. 1.372-1.009=0.363
7. 6.697*0.363=(2431011/1000000)
8. 2431011/1000000=2.431011
181.298:734+158*223+8.658:813+179=35413.258
Тут вы забыли скобку расставить, поэтому решу без нее.
1. 181.298:734=0.247
2. 158*223=35234
3. 0.247+35234=35234.247
4. 8.658:813=(1443//135500)
5. 35234.247+179=35413.247
6. 1443/135500=0.0106494464944649
7. 35413.247+0.0106494464944649=35413.2576494465
384*736:(2.745-2.721)=11776000
1. 384*736=282624
2. 2.745-2.721=0.024
3. 282624:0.024=11776000