A unit fraction is a rational number written as a fraction where the numerator is one and the denominator is a positive integer. A unit fraction is therefore the reciprocal of a positive integer, 1/n. Examples are 1/1, 1/2, 1/3, etc.
Valuable post sir. It is really very beneficial for students. Mathematics is my favourite subject and I love to do it daily.☺

Thanks @mathworksheets for sharing this post.