Q:

Meya - mi yodeya?

Who knows one hundred?
Please cite/link your sources, if possible. At some point in the future, subject to holiday and user activity delay, I will:

Upvote all interesting answers.

Accept the best answer.

Go on to the next number.

A:

There's a target of saying 100 blessings every day.
One-Hundred Brochos a Day and Keep the Doctor away and Bring Moshiach !

A:

100 silver sockets for the mishkan:
40 on the north
40 on the south
16 on the west
4 under the paroches
(Parashas Trumah 26:19-25)

A:

One hundred walk-amot is the duration of a light sleep, according to Rami bar Yechezkel (Sukka 26a).

We blow the shofar 100 times on Rosh Hashana.

According to Isi ben Yehudah, "There are 100 species of Tamei birds in the east, they are all species of 'Ayah.'" (Chulin 63a)

