658:7 = ...

836:4 = ...

9235+4 * (536:8) = ...

(2010-1065) : 7*6 = ...

40077*7-199099 = ...

9020*6+53901 = ...

658:7=94

836:4=209

9235+4 * (536:8) = 9235+4*67=9235+268=9503

(2010-1065) : 7*6=945:7*6=135*6=810

40077*7-199099=280539-199099=81440

9020*6+53901=54120+53901=108021

1) 658:7=94

2) 836:4=209

3) 9235+4 * (536:8) = 9503

1) 536:8=67

2) 4*67=268

3) 9235+268=9503

4) (2010-1065) : 7*6=810

1) 2010-1065=945

2) 945:7=135

3) 135*6=810

5) 40077*7-199 099=

1) 40077*7=280539

2) 280539-199099=81440

6) 9020*6+53901=

1) 9020*6=54120

2) 54120+53901=108021