ought to precalculate
Regular verb: precalculate - precalculated- precalculated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to precalculate
you ought to precalculate
he ought to precalculate
we ought to precalculate
you ought to precalculate
they ought to precalculate 	I ought to be precalculating
you ought to be precalculating
he ought to be precalculating
we ought to be precalculating
you ought to be precalculating
they ought to be precalculating	I ought to have precalculated
you ought to have precalculated
he ought to have precalculated
we ought to have precalculated
you ought to have precalculated
they ought to have precalculated	I ought to have been precalculating
you ought to have been precalculating
he ought to have been precalculating
we ought to have been precalculating
you ought to have been precalculating
they ought to have been precalculating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to precalculate
you ought not to precalculate
he ought not to precalculate
we ought not to precalculate
you ought not to precalculate
they ought not to precalculate 	I ought not to precalculating
you ought not to precalculating
he ought not to precalculating
we ought not to precalculating
you ought not to precalculating
they ought not to precalculating	I ought not to have precalculated
you ought not to have precalculated
he ought not to have precalculated
we ought not to have precalculated
you ought not to have precalculated
they ought not to have precalculated	I ought not to have been precalculating
you ought not to have been precalculating
he ought not to have been precalculating
we ought not to have been precalculating
you ought not to have been precalculating
they ought not to have been precalculating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I precalculate?
ought to you precalculate?
ought to he precalculate?
ought to we precalculate?
ought to you precalculate?
ought to they precalculate? 	ought to I be precalculating?
ought to you be precalculating?
ought to he be precalculating?
ought to we be precalculating?
ought to you be precalculating?
ought to they be precalculating? 	ought to I have precalculated?
ought to you have precalculated?
ought to he have precalculated?
ought to we have precalculated?
ought to you have precalculated?
ought to they have precalculated? 	ought to I have been precalculating?
ought to you have been precalculating?
ought to he have been precalculating?
ought to we have been precalculating?
ought to you have been precalculating?
ought to they have been precalculating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to precalculate?
ought you not to precalculate?
ought he not to precalculate?
ought we not to precalculate?
ought you not to precalculate?
ought they not to precalculate? 	ought I not to be precalculating?
ought you not to be precalculating?
ought he not to be precalculating?
ought we not to be precalculating?
ought you not to be precalculating?
ought they not to be precalculating? 	ought I not to have precalculated?
ought you not to have precalculated?
ought he not to have precalculated?
ought we not to have precalculated?
ought you not to have precalculated?
ought they not to have precalculated? 	ought I not to have been precalculating?
ought you not to have been precalculating?
ought he not to have been precalculating?
ought we not to have been precalculating?
ought you not to have been precalculating?
ought they not to have been precalculating?