What percentage of its initial hydrogen supply can a 0.1 solar mass red dwarf burn before exhausting its fuel?

Answer

99%

Due to their full convection, a low-mass red dwarf, such as one with 0.1 solar mass, can consume 99% of its initial hydrogen supply over its extended lifetime.

What percentage of its initial hydrogen supply can a 0.1 solar mass red dwarf burn before exhausting its fuel?
astronomyLongevitystarlife