The numerator is the top part of a fraction that represents the number of equal parts being considered. It indicates how many parts of the whole are being taken or counted in relation to the denominator which represents the total number of equal parts in the whole.
In Class 6 Maths Chapter 7 on Fractions students learn about the concept of fractions where the numerator represents the number of parts being considered and the denominator represents the total number of equal parts. The chapter also covers how to add subtract multiply and divide fractions along with simplifying fractions and converting between mixed numbers and improper fractions.