(4333-486*8)*(72405:25)=1288809
1. 486*8=3888
2. 4333-3888=445
3. 72405:25=2896,2
4. 445*2896,2=1288809
(66*541)+(59384:13)*10=81386
1. 66*541=35706
2. 59384:13=4568
3. 4568*10=45680
4. 35706+45680=81386
3*6*43+2816:112427*7=774,178318
1. 3*6=18
2. 18*43=774
3. 2816:112427≈0,0250474
4. 0,0250474*7=0,178318
5. 774+0,178318=774,178318