Quater Beats

By now you might have begun to wonder what the
4,4
at the beginning of each line stands for. It is called
time signature, and it appears at the beginning of every musical selection or exercise.
4,4
stands for 4 quarter beats per measure. They can appear in any form.

3,4
3 quarter beats per measure

2,4
2 quarter beats per measure

Note: Sometimes the 4,4 symbol may be substituted for the symbol: c