Question

48910:(4000-3635).280

Answer 1

48910:(4000-3635)*280=37520
1)4000-3635=365
2)48910:365=134
3)134*280=37520

Answer 2

48910:(4000-3635)•280=
1) 4000-3635=365
2) 48910:365=134
3) 134•280=37.520