SOBANUKIRWA IGISUBIZOIbi bibarwa bite?
Umusoro ku byagurishijwe wongerwa ku giciro cy'imodoka, hanyuma amafaranga yishyuwe mbere n'agaciro k'imodoka yatanzwe bigabanya amafaranga agurizwa. Kwandikisha, inyandiko n'amafaranga y'umucuruzi ntibibarwa.
Amafaranga yagurijwe n'ubwishyuYagurijwe = Igiciro + Umusoro − Amafaranga yishyuwe mbere − Agaciro k'icyatanzwe mu gusimbuza
Urugero rufatika
Imodoka y'amadolari 38.000 ifite umusoro wa 6%, wishyuye amadolari 5.000 mbere kandi ugatanga imodoka ya kera ifite agaciro k'amadolari 3.000, isigaramo inguzanyo y'amadolari 32.280 mbere y'amafaranga y'umucuruzi.