\usetypescript[cambria] \setupbodyfont[cambria,8pt] \starttext \inlinemath{\displaystyle\frac{(1-0.1) - 0.89803921568627}{1-0.1}}% {\switchtobodyfont[modern,8pt] \inlinemath{\displaystyle\frac{(1-0.1) - 0.89803921568627}{1-0.1}}} \stoptext IMO the numerator with cambria is too much distant from fraction's line: the same with LatinModern looks better. Denominator looks ok. -- luigi