questions about numbers

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1
vote
3answers
237 views

How do we calculate 100 shofar blasts?

We are obligated to hear 100 shofar blasts on Rosh Hashona [source?] - how are those blasts calculated? Do we actually hear 100 or are there extra?
4
votes
3answers
127 views

Hitting of the rock (Chukas): why twice?

Why did Moshe hit the rock twice rather than once in Bamidbar 20:11?
5
votes
1answer
113 views

why 3 of punishment, 7 of consolation, 2 of repentance

As is well known (e.g. from Tosafos to M'gila 31:2 or from Shulchan Aruch Orach Chayim 428:8), we have three haftaros of punishment, followed by seven of consolation and then two of return ...
13
votes
2answers
373 views

Which mitzvah is repeated the most times in the Chumash?

I have learned that not mixing milk and meat is mentioned 3 times in the chumash, and because of this we learn 3 different laws. I also found out today that the law "not to follow the ways of the ...
2
votes
1answer
42 views

Shnayim Ushlosh Meyot - mi yodeya?

Who knows three hundred and two? ?שנים ושלוש מאות - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 302. Don't just sit ...
2
votes
3answers
84 views

Echad ushlosh meyot - mi yodeya?

Who knows three hundred and one? ?אחד ושלוש מאות - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 301. Anyone who posts ...
2
votes
4answers
89 views

Echad Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-one? ?אחד ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 291. I'll bet you ...
1
vote
4answers
56 views

Arba'a Veshishim - mi yodeya?

Who knows sixty-four? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
6answers
63 views

Echad Vetish'im - mi yodeya?

Who knows ninety-one? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
1
vote
4answers
47 views

Shiv'a Ve'esrim Umatayim - mi yodeya?

Who knows two hundred twenty-seven? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
13
votes
2answers
188 views

Lechem Mishneh by the Third Shabbos Meal

Is one required to have Lechem Mishneh by the Third Shabbos Meal?
2
votes
7answers
96 views

Chamishim - mi yodeya?

Who knows fifty? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
7
votes
29answers
388 views

Shiv'im - mi yodeya?

Who knows seventy? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
8
votes
1answer
170 views

Halachic significance of the plurality of Jews living in Israel

I once heard that if Israel has the largest Jewish population, it has a significant effect on certain Halachot. What are the criteria for this, and what halachot are affected? (Shmita is the one most ...
5
votes
2answers
112 views

Commentaries not noting clear issues in the Torah

Stemming from this question about the seeming discrepancy between the number of people and the number of first-borns as counted in the beginning of Numbers: I noticed this problem in my first reading ...
0
votes
2answers
139 views

What parsha is the most commonly read parsha?

Which Parsha has the most Kriyos Hatorah from it?
12
votes
2answers
201 views

The 500 men killed in Shushan, and the 500 Jews who killed Amaleki

Is there a source to connect (mystically, or otherwise) those enemies of the Jews (presumably Amaleki) killed in Megillas Esther 9:12 with the 500 men from the tribe of Shimon who killed out the ...
-1
votes
2answers
484 views

How to write “Isaiah 41,10” in Hebrew? [closed]

I've already seen that someone wanted to know how to write Isaiah in Hebrew, but my question is mainly about the numbers, because I found just a few numbers, which can be written in Hebrew. I've ...
0
votes
5answers
48 views

Shemona Ve'arba'im - mi yodeya?

Who knows forty-eight? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
6
votes
6answers
159 views

Number of Candles at Lighting

How many candles should one light on Erev Shabbos and Yom Tov? And why that number?
19
votes
2answers
240 views

Why the custom to switch around negative-sounding numbers, such as שד?

Often in sefarim we find that if the number of the siman spells out something negative, such as siman 304 which has a letter value of שד, we switch it around so it no longer reads as a "bad" word. ...
7
votes
1answer
128 views

Counting Sheloshim for a chol hamoed death

How long is the shloshim observed for a death which occurs during chol hamoed Pesach? Does one observe a full thirty days started from the funeral or is it shortened because of the chag?
10
votes
43answers
571 views

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 ...
2
votes
2answers
48 views

Tish'a Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-nine? ?תשעה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 299. Once ...
2
votes
2answers
50 views

Echad Ushloshim Umatayim - mi yodeya?

Who knows two hundred thirty-one? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
4
votes
3answers
83 views

Shemona Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-eight? ?שמונה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 298. I wash ...
8
votes
2answers
211 views

How could the numerals יה and יו be used irreverently?

I was told that in the sequence of numerals with Hebrew letters, the numbers 15 and 16 are rendered with טו and טז instead of יה and יו to prevent the tetragrammaton from being formed irreverently. ...
10
votes
0answers
87 views

Why do we write the number 16 as tet + zayin? [duplicate]

Possible Duplicate: How could the numerals יה and יו be used irreverently? I understand that we write the number 15 as tet vav as opposed to yud hey to avoid writing the shem Hashem, but ...
5
votes
1answer
137 views

Some years have a siman, what does it mean?

I saw on a calendar that each year has a siman, for example 5772 has the siman 517. Here are the simanim for the next few years: 5773: 203 5774: 1523 5775: 517 5776: 1217 Does anyone know ...
8
votes
4answers
105 views

Sefiras Haomer Counting

When we count the Sefiras Haomer, why do we count up and not down?
2
votes
1answer
47 views

Shiv'a Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-seven? ?שבעה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 297. I'm ...
4
votes
5answers
212 views

Why isn't Half Hallel called “85 percent hallel”?

When we say hallel on days like Rosh chodesh, we don't say parts of two prakim of tehillim. This is often called "chatzi" hallel, or half hallel. In fact, according to ...
4
votes
1answer
233 views

“Motzi Matzah” or “Motzi and Matzah” (separately)? Passover Seder

In some haggadot, I have seen the numbers of sections as being 14, with Motzi Matzah being combined, and in other haggadot, I have seen 15 with them separated. What is the reason behind each side?
6
votes
6answers
477 views

Bedikas Chometz - 10 pieces of bread

In Shulchan Aruch Orach Chaim 432:2 the Rama says that the Minhag is to place bread in such a place that the searcher can find it. Both the Be'er Hataiv and the Mishna Berura say that according to the ...
6
votes
1answer
227 views

When Israel and the diaspora are out of sync on parshiyot, why don't we take the first opportunity to re-align?

This year (5772) the seventh day of Pesach is on a Friday, so the diaspora has an 8th day of chag on Shabbat but Israel does not. The diaspora will thus read Sh'mini on April 21, Tazria-Metzora on ...
2
votes
2answers
56 views

Shisha Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-six? ?ששה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 296. Don't run ...
5
votes
2answers
111 views

Chamisha Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-five? ?חמישה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 295. If there ...
1
vote
5answers
79 views

Echad Umeya - mi yodeya?

Who knows one hundred one? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. *Go on to ...
2
votes
4answers
77 views

Chamisha Veshishim Umeya - mi yodeya?

Who knows one hundred sixty-five? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
3
votes
3answers
83 views

Chamisha Ushloshim Umatayim - mi yodeya?

Who knows two hundred thirty-five? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
3
votes
5answers
104 views

Arba'im Umeya - mi yodeya?

Who knows one hundred forty? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on to ...
12
votes
2answers
238 views

Am I allowed to count people?

Where did the practice of not counting people come from? People count not-one, not-two, not-three etc. What is wrong with counting one, two, three etc? This is often found when counting to see if ...
5
votes
3answers
97 views

Seven Brochos at a Wedding

I just read What do I need to make a Jewish Wedding. Is there a requirement for seven different people to say each of the seven Brochos, or can one say all of them?
6
votes
2answers
127 views

Does being Yotzei a Bracha count for 100?

There are many brachos where by listening to the bracha one can be yotzei his obligation for that bracha. If someone does do so, does that bracha count towards the quota of 100 brochos a day?
6
votes
3answers
62 views

Arba'a Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-four? ?ארבעה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 294. This is ...
3
votes
6answers
102 views

Chamishim Umeya - mi yodeya?

Who knows one hundred fifty? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on to ...
6
votes
2answers
227 views

How many T'fachim make up an Ama?

Is it possible to convert between Torah measurements? Specifically, T'fachim & Amot, (cubits) so I can figure out the size of the luchot (tablets) within the Aron Hakodesh (ark). (The Luchot are ...
5
votes
1answer
52 views

Shelosha Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-three? ?שלושה ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 293. For the ...
6
votes
5answers
93 views

Tish'a Ushmonim Umatayim - mi yodeya?

Who knows two hundred eighty-nine? ?תשעה ושמונים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number ...
6
votes
2answers
55 views

Shnayim Vetish'im Umatayim - mi yodeya?

Who knows two hundred ninety-two? ?שנים ותשעים ומאתים - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 292. You may ...