Question

how to many teeth do human beings lost in total​

Answer 1

Answer:

At birth people usually have 20 baby (primary) teeth, which start to come in (erupt) at about 6 months of age. They fall out (shed) at various times throughout childhood. By age 21, all 32 of the permanent teeth have usually erupted.

As a short answer, you can say about 20 teeth fall out at various times.