I'd be miscalculating you'd be miscalculating he'd be miscalculating we'd be miscalculating you'd be miscalculating they'd be miscalculating
Perfect
I should've miscalculated you should've miscalculated he should've miscalculated we should've miscalculated you should've miscalculated they should've miscalculated
V-ing perfect
I should've been miscalculating you should've been miscalculating he should've been miscalculating we should've been miscalculating you should've been miscalculating they should've been miscalculating
Negation
Simple form
I shouldn't miscalculate you shouldn't miscalculate he shouldn't miscalculate we shouldn't miscalculate you shouldn't miscalculate they shouldn't miscalculate
V-ing form
I shouldn't be miscalculating you shouldn't be miscalculating he shouldn't be miscalculating we shouldn't be miscalculating you shouldn't be miscalculating they shouldn't be miscalculating
Perfect
I shouldn't have miscalculated you shouldn't have miscalculated he shouldn't have miscalculated we shouldn't have miscalculated you shouldn't have miscalculated they shouldn't have miscalculated
V-ing perfect
I shouldn't have been miscalculating you shouldn't have been miscalculating he shouldn't have been miscalculating we shouldn't have been miscalculating you shouldn't have been miscalculating they shouldn't have been miscalculating
Interrogative form
Simple form
should I miscalculate? should you miscalculate? should he miscalculate? should we miscalculate? should you miscalculate? should they miscalculate?
V-ing form
should I be miscalculating? should you be miscalculating? should he be miscalculating? should we be miscalculating? should you be miscalculating? should they be miscalculating?
Perfect
should I have miscalculated? should you have miscalculated? should he have miscalculated? should we have miscalculated? should you have miscalculated? should they have miscalculated?
V-ing perfect
should I have been miscalculating? should you have been miscalculating? should he have been miscalculating? should we have been miscalculating? should you have been miscalculating? should they have been miscalculating?
Interro-negative form
Simple form
shouldn't I miscalculate? shouldn't you miscalculate? shouldn't he miscalculate? shouldn't we miscalculate? shouldn't you miscalculate? shouldn't they miscalculate?
V-ing form
shouldn't I be miscalculating? shouldn't you be miscalculating? shouldn't he be miscalculating? shouldn't we be miscalculating? shouldn't you be miscalculating? shouldn't they be miscalculating?
Perfect
shouldn't I have miscalculated? shouldn't you have miscalculated? shouldn't he have miscalculated? shouldn't we have miscalculated? shouldn't you have miscalculated? shouldn't they have miscalculated?
V-ing perfect
shouldn't I have been miscalculating? shouldn't you have been miscalculating? shouldn't he have been miscalculating? shouldn't we have been miscalculating? shouldn't you have been miscalculating? shouldn't they have been miscalculating?