may recalculate
Regular verb: recalculate - recalculated- recalculated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may recalculate
you may recalculate
he may recalculate
we may recalculate
you may recalculate
they may recalculate 	I may be recalculating
you may be recalculating
he may be recalculating
we may be recalculating
you may be recalculating
they may be recalculating	I may have recalculated
you may have recalculated
he may have recalculated
we may have recalculated
you may have recalculated
they may have recalculated	I may have been recalculating
you may have been recalculating
he may have been recalculating
we may have been recalculating
you may have been recalculating
they may have been recalculating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't recalculate
you mayn't recalculate
he mayn't recalculate
we mayn't recalculate
you mayn't recalculate
they mayn't recalculate 	I mayn't be recalculating
you mayn't be recalculating
he mayn't be recalculating
we mayn't be recalculating
you mayn't be recalculating
they mayn't be recalculating	I mayn't have recalculated
you mayn't have recalculated
he mayn't have recalculated
we mayn't have recalculated
you mayn't have recalculated
they mayn't have recalculated	I mayn't have been recalculating
you mayn't have been recalculating
he mayn't have been recalculating
we mayn't have been recalculating
you mayn't have been recalculating
they mayn't have been recalculating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I recalculate?
may you recalculate?
may he recalculate?
may we recalculate?
may you recalculate?
may they recalculate? 	may I be recalculating?
may you be recalculating?
may he be recalculating?
may we be recalculating?
may you be recalculating?
may they be recalculating? 	may I have recalculated?
may you have recalculated?
may he have recalculated?
may we have recalculated?
may you have recalculated?
may they have recalculated? 	may I have been recalculating?
may you have been recalculating?
may he have been recalculating?
may we have been recalculating?
may you have been recalculating?
may they have been recalculating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I recalculate?
mayn't you recalculate?
mayn't he recalculate?
mayn't we recalculate?
mayn't you recalculate?
mayn't they recalculate? 	mayn't I be recalculating?
mayn't you be recalculating?
mayn't he be recalculating?
mayn't we be recalculating?
mayn't you be recalculating?
mayn't they be recalculating? 	mayn't I have recalculated?
mayn't you have recalculated?
mayn't he have recalculated?
mayn't we have recalculated?
mayn't you have recalculated?
mayn't they have recalculated? 	mayn't I have been recalculating?
mayn't you have been recalculating?
mayn't he have been recalculating?
mayn't we have been recalculating?
mayn't you have been recalculating?
mayn't they have been recalculating?