must equal
Regular verb: equal - equalled- equalled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must equal
you must equal
she must equal
we must equal
you must equal
they must equal 	I must be equalling
you must be equalling
she must be equalling
we must be equalling
you must be equalling
they must be equalling	I must have equalled
you must have equalled
she must have equalled
we must have equalled
you must have equalled
they must have equalled	I must have been equalling
you must have been equalling
she must have been equalling
we must have been equalling
you must have been equalling
they must have been equalling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't equal
you mustn't equal
she mustn't equal
we mustn't equal
you mustn't equal
they mustn't equal 	I mustn't be equalling
you mustn't be equalling
she mustn't be equalling
we mustn't be equalling
you mustn't be equalling
they mustn't be equalling	I mustn't have equalled
you mustn't have equalled
she mustn't have equalled
we mustn't have equalled
you mustn't have equalled
they mustn't have equalled	I mustn't have been equalling
you mustn't have been equalling
she mustn't have been equalling
we mustn't have been equalling
you mustn't have been equalling
they mustn't have been equalling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I equal?
must you equal?
must she equal?
must we equal?
must you equal?
must they equal? 	must I be equalling?
must you be equalling?
must she be equalling?
must we be equalling?
must you be equalling?
must they be equalling? 	must I have equalled?
must you have equalled?
must she have equalled?
must we have equalled?
must you have equalled?
must they have equalled? 	must I have been equalling?
must you have been equalling?
must she have been equalling?
must we have been equalling?
must you have been equalling?
must they have been equalling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I equal?
mustn't you equal?
mustn't she equal?
mustn't we equal?
mustn't you equal?
mustn't they equal? 	mustn't I be equalling?
mustn't you be equalling?
mustn't she be equalling?
mustn't we be equalling?
mustn't you be equalling?
mustn't they be equalling? 	mustn't I have equalled?
mustn't you have equalled?
mustn't she have equalled?
mustn't we have equalled?
mustn't you have equalled?
mustn't they have equalled? 	mustn't I have been equalling?
mustn't you have been equalling?
mustn't she have been equalling?
mustn't we have been equalling?
mustn't you have been equalling?
mustn't they have been equalling?