don't I subtract? don't you subtract? doesn't he subtract? don't we subtract? don't you subtract? don't they subtract?
Presente continuo
am I not subtracting? aren't you subtracting? isn't he subtracting? aren't we subtracting? aren't you subtracting? aren't they subtracting?
Pretérito
didn't I subtract? didn't you subtract? didn't he subtract? didn't we subtract? didn't you subtract? didn't they subtract?
Pretérito continuo
wasn't I subtracting? weren't you subtracting? wasn't he subtracting? weren't we subtracting? weren't you subtracting? weren't they subtracting?
Presente perfecto
haven't I subtracted? haven't you subtracted? hasn't he subtracted? haven't we subtracted? haven't you subtracted? haven't they subtracted?
Presente perfecto continuo
haven't I been subtracting? haven't you been subtracting? hasn't he been subtracting? haven't we been subtracting? haven't you been subtracting? haven't they been subtracting?
Pluscuamperfecto
hadn't I subtracted? hadn't you subtracted? hadn't he subtracted? hadn't we subtracted? hadn't you subtracted? hadn't they subtracted?
Pluscuamperfecto continuo
hadn't I been subtracting? hadn't you been subtracting? hadn't he been subtracting? hadn't we been subtracting? hadn't you been subtracting? hadn't they been subtracting?
Futuro simple
won't I subtract? won't you subtract? won't he subtract? won't we subtract? won't you subtract? won't they subtract?
Futuro continuo
won't I be subtracting? won't you be subtracting? won't he be subtracting? won't we be subtracting? won't you be subtracting? won't they be subtracting?
Futuro perfecto
won't I have subtracted? won't you have subtracted? won't he have subtracted? won't we have subtracted? won't you have subtracted? won't they have subtracted?
Futuro perfecto contínuo
won't I have been subtracting? won't you have been subtracting? won't he have been subtracting? won't we have been subtracting? won't you have been subtracting? won't they have been subtracting?
Condicional
Presente
wouldn't I subtract? wouldn't you subtract? wouldn't he subtract? wouldn't we subtract? wouldn't you subtract? wouldn't they subtract?
Presente continuo
wouldn't I be subtracting? wouldn't you be subtracting? wouldn't he be subtracting? wouldn't we be subtracting? wouldn't you be subtracting? wouldn't they be subtracting?
Passado
wouldn't I have subtracted? wouldn't you have subtracted? wouldn't he have subtracted? wouldn't we have subtracted? wouldn't you have subtracted? wouldn't they have subtracted?
Passado continuo
wouldn't I have been subtracting? wouldn't you have been subtracting? wouldn't he have been subtracting? wouldn't we have been subtracting? wouldn't you have been subtracting? wouldn't they have been subtracting?