Miscalculation is a related term of misapprehension.
As nouns the difference between miscalculation and misapprehension
is that miscalculation is an incorrect or mistaken calculation while misapprehension is a failure to understand something; an illusion, misconception or misunderstanding.
misapprehension
English
Noun
(
en noun)
a failure to understand something; an illusion, misconception or misunderstanding