Calculatrice de la taxe sur les biens et services (GST) :
Montant GST = Taux GST(%) × Montant net
Montant brut = Montant net × (100% + Taux GST(%))
Montant net = 100$
Taux GST = 10%
Montant GST = 10%×100$ = 10$
Montant brut = 100$×(100%+10%) = 110$