English verb conjugation
MAY SUBTRACT

Regular verb: subtract - subtracted - subtracted

Affirmation

Simple form	V-ing form
I may subtract you may subtract he may subtract we may subtract you may subtract they may subtract	I may be subtracting you may be subtracting he may be subtracting we may be subtracting you may be subtracting they may be subtracting
Perfect	V-ing perfect
I may have subtracted you may have subtracted he may have subtracted we may have subtracted you may have subtracted they may have subtracted	I may have been subtracting you may have been subtracting he may have been subtracting we may have been subtracting you may have been subtracting they may have been subtracting

Negation

Simple form	V-ing form
I mayn't subtract you mayn't subtract he mayn't subtract we mayn't subtract you mayn't subtract they mayn't subtract	I mayn't be subtracting you mayn't be subtracting he mayn't be subtracting we mayn't be subtracting you mayn't be subtracting they mayn't be subtracting
Perfect	V-ing perfect
I mayn't have subtracted you mayn't have subtracted he mayn't have subtracted we mayn't have subtracted you mayn't have subtracted they mayn't have subtracted	I mayn't have been subtracting you mayn't have been subtracting he mayn't have been subtracting we mayn't have been subtracting you mayn't have been subtracting they mayn't have been subtracting

Interrogative form

Simple form	V-ing form
may I subtract? may you subtract? may he subtract? may we subtract? may you subtract? may they subtract?	may I be subtracting? may you be subtracting? may he be subtracting? may we be subtracting? may you be subtracting? may they be subtracting?
Perfect	V-ing perfect
may I have subtracted? may you have subtracted? may he have subtracted? may we have subtracted? may you have subtracted? may they have subtracted?	may I have been subtracting? may you have been subtracting? may he have been subtracting? may we have been subtracting? may you have been subtracting? may they have been subtracting?

Interro-negative form

Simple form	V-ing form
mayn't I subtract? mayn't you subtract? mayn't he subtract? mayn't we subtract? mayn't you subtract? mayn't they subtract?	mayn't I be subtracting? mayn't you be subtracting? mayn't he be subtracting? mayn't we be subtracting? mayn't you be subtracting? mayn't they be subtracting?
Perfect	V-ing perfect
mayn't I have subtracted? mayn't you have subtracted? mayn't he have subtracted? mayn't we have subtracted? mayn't you have subtracted? mayn't they have subtracted?	mayn't I have been subtracting? mayn't you have been subtracting? mayn't he have been subtracting? mayn't we have been subtracting? mayn't you have been subtracting? mayn't they have been subtracting?