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Questions tagged [number]

questions about numbers

5
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0answers
62 views

Is there a connection between the two times 7 cows, ears and years that Yaakov worked for his wives?

Is there any connection or relationship between the seven fat & seven lean cows, the seven beautiful and seven parched ears of grain that Pharaoh dreamt and Yosef interpreted, and the seven years ...
2
votes
0answers
27 views

Ascending or descending order when mentioning units in a number?

I noticed an apparent conflict when the Torah uses units of a large number. It seems to occur with mentioning someone's age. Examples: Breishit 23:1 Sarah lived 100 years and 20 years and 7 years ...
6
votes
1answer
96 views

Calling up more people to the Torah to ensure seven Shabbat observers

R Avraham Yosef (the son of R Ovadia Yosef) recently said on his weekly radio program that, in his synagogue, he always call up 10 people on Shabbat to ensure that at least seven of them are Shabbat-...
1
vote
1answer
64 views

What is the minimum number to comprise a band (גדוד)?

At the end of parsha 20 in Pesikta Rabbati, it refers to various bands (גדוד) of angels being shown to Moshe. Is there any minimum number as defined in Torah as to how many comprise a band?
7
votes
1answer
63 views

Inconsistent base-10 system of judges

In Devarim 1:15 (also Shemot 18:21) we see the numerical system of the hierarchical system of leaders: ואקח את־ראשי שבטיכם אנשים חכמים וידעים ואתן אתם ראשים עליכם שרי אלפים ושרי מאות ושרי חמשים ...
4
votes
2answers
88 views

Details of numbers?

We know that all letter in the Torah has a purpose. A lot of laws are learned from a little thing in the Torah, etc. What is the purpose of all the details in the counting of Benei Yisrael in ...
5
votes
1answer
193 views

Chapters of Tanach present in Talmud Bavli

I heard there is a style of Talmud study somewhere, where as a verse presents itself in the Talmud, the student would learn the entire chapter from תנ״ך. With that, were one to complete the entire ...
-2
votes
1answer
45 views

Shisha Va-shishim Ushlosh Meyot (366) - mi yodeya?

Who knows three hundred sixty six? ששה וששים ושלש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance to be found ...
7
votes
3answers
185 views

Avos vs. the Hagada on plague counts

My son asks: The Hagada mentions, toward the end of Magid, three opinions on how many plagues the Egyptians suffered in Egypt and on the Red Sea: R' Yose Haglili: 10 and 50 R' Eliezzer: 40 and 200 R'...
13
votes
0answers
165 views

Halachot that are dependent on population statistics

There appear to be several halachot that are based on "a majority of Israel". For example: Mishnah Berachot 54a: הרואה מקום שנעשו בו נסים לישראל אומר ברוך שעשה נסים לאבותינו במקום הזה IF ONE ...
2
votes
1answer
87 views

Shisha Veshishim Ushesh Meot (666) - mi yodeya?

Who knows six hundred sixty-six? Please cite/link your sources, if possible. At some point between twenty-four hours and a few days from now, I will: Vote up all interesting, relevant answers. ...
4
votes
1answer
79 views

Can the שנים שעשו recipe be doubled?

My kid asked: I understand that if two people complete a forbidden activity on Shabas by superfluously joining forces to do a task either could do alone, they don't get the punishment one of them ...
3
votes
1answer
76 views

Reversal of the number of positive and negative precepts

The Gemara in Makkos 23b states: דרש רבי שמלאי שש מאות ושלש עשרה מצות נאמרו לו למשה שלש מאות וששים וחמש לאוין כמנין ימות החמה ומאתים וארבעים ושמונה עשה כנגד איבריו של אדם R. Simlai when ...
2
votes
5answers
132 views

Shisha Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty six? ששה וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance to ...
0
votes
1answer
73 views

Understanding G-d's unity [duplicate]

I recently learned according to the Torah ("Shema Isroel, Hashem is our God, Hashem is one"), that G-D is one and single. Please help me understand this unity.
0
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0answers
31 views

Why is this as it is (number of men twenty years old and over who were subject to military service, as censused in the Sinai Desert )? [duplicate]

It is written in Parashah 34: B’midbar (In the desert) 1:1–4:20: "20 The men twenty years old and over who were subject to military service were recorded by name, family and clan, starting with the ...
6
votes
2answers
608 views

How did numbers “look” in earliest known Torah/Tanach scriptures?

When I read the Bible in my domestic language, the numerals I found there, if written in numeral form, are Hindu-Arabic numerals 0,1,2,3,4,5,6,7,8,9. But, I would like to know how did numbers look, ...
4
votes
2answers
130 views

Was Avrohom really born in 1948?

I have always been told that Avrohom Ovinu was born 1948 years after Odom was created. I recently thought I would add up the relevant figures in Sidra Bereisis and Sidra Noach to see what number I ...
1
vote
1answer
94 views

How many people brought sacrifices to the tabernacle at the same time?

With over 600,000 male Israelites required to offer sacrifices at the Tabernacle, how many males came at one time? This seems to comprise an enormous logistical difficulty.
1
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0answers
55 views

Why in Hebrew masculine nouns agree with feminine numbers and vice verse? [closed]

Also in other semitic languages, see Why do feminine-looking numbers agree with masculine nouns and vice versa in Hebrew and Arabic?. As other languages seemingly stemmed from Biblical Hebrew (Loshon ...
3
votes
0answers
186 views

What is the significance of 770 for Chaba"d?

Wikipedia explains the significance of the number 770 for Chaba"d. What isn't clear is if the rebbe made this comment after the purchase of the home or if Agudat Anshei Chaba"d specifically sought (or ...
2
votes
2answers
373 views

How many descendants did Abraham give rise to?

In Genesis 22 there is a divine oath that seems to suggest that Abraham's descendants will be way more numerous than has yet been realize: Berean Study Bible Genesis 22: 16 and said, "By Myself I ...
0
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0answers
211 views

Is there a symbolic meaning attached to the number 547 in Jewish culture?

I have recently come across stories from a robust oral Jewish storytelling tradition (the Drut'syla tradition) which deserves to be better known. Several of the stories in this tradition feature ...
4
votes
2answers
277 views

How does this list add up to 248 bones?

The Mishnah in Oholos 1:8 gives a list of 248 bones in the human body: 30 in the feet1 6 in each toe2 10 in the ankle3 2 in the shin3 5 in the knee3 1 in the thigh3 3 in the hip3 ...
0
votes
1answer
81 views

What were the approximate ages of the heads of house(niseim) in parshat bamidbar. Above or below 60 years old

Having just read last weeks parsha bamidbar. I wanted to know approximately how old the heads of house (niseim) of Israel were when the jews were counted. Were they older than 60 and they were not ...
2
votes
0answers
18 views

Four countings of Klal Yisrael - HaShem doesn't want us to decrease

The Ohr HaChaim at the beginning of Bamidbar asks why HaShem waited a month before counting Klal Yisrael, and how Klal Yisrael could have gained 3,550 from Mitzraim (600,000) to the Eigel (603,550) in ...
2
votes
1answer
40 views

Why does 14 connect positive and negative commandments?

Seeing that there are 248 mitzvos aseh positive and 365 mitzvos lo taaseh negative, I heard someone note both add together to give 14: 3-6-5:14 and 2-4-8: 14. Is there a connection between that number ...
3
votes
4answers
147 views

Chamisha Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty five? חמישה וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance ...
2
votes
0answers
83 views

How many righteous men are in each generation?

I have been reading questions about the lamed-vav, the 36 righteous people who exist in each generation. But Rashi, in Zecharia 11:12 cites the gemara in Chullin 92a which has an opinion that there ...
0
votes
0answers
64 views

Connection between numbers and clothing

Throughout Rav Hirsch's commentary on the Torah we find a deeper connection between related words. (i.e. Vayikra (5:15) "מַעַל is related to the me’il – robe of the Kohen gadol – as begged “garment” ...
7
votes
2answers
146 views

Is it forbidden to count Jewish people without uttering any words?

Related: Am I allowed to count people? We are not allowed to count Jewish people. But one can count other objects to represent the people and one can also speak the words of a possuk where the ...
2
votes
2answers
211 views

What is the significance of the different windings on tzitzit's?

The Ashkenazic form of windings are 7, 8, 11 and 13. What is the significance for these numbers? The Sephardic form of windings are 10, 5, 6 and 5. What is the significance for these numbers?
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0answers
42 views

What is the meaning of 23? [duplicate]

what 23 means for jewish people? Is it anything related to "fate" or "everythnig that happens"?
2
votes
3answers
118 views

Arba'a Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty four? ארבעה וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance ...
4
votes
3answers
531 views

How many times should I make sure to dip when I toivel in the mikveh?

I've seen men who are toivel daily or on Erev Shabbos for "tosefes kedusha" have different minhagim for how often they toivel. Some people make sure to fully dip 3 times and some have some other ...
1
vote
0answers
48 views

120yrs to 210yrs

I learned over Shabbos that Adam and Chava spent 120 years apart. Adam spilt seed during this time that created the klipot. The 210 years Bnei Israel spent in Egypt was necessary to elevate those ...
5
votes
4answers
109 views

Shelosha Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty three? שלושה וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance ...
5
votes
1answer
52 views

Chashmona - The 25th stop

I have noticed in BaMidbor 33:29 that the 25th stop that the Bnei Yisroel made in the Midbor according to Sidra Mas'ei was called Chashmonah. Chanukah starts on the 25th Kislev and (besides other ...
4
votes
2answers
65 views

Shnayim Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty two? שנים וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance to ...
2
votes
3answers
90 views

Echad Va-arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty one? אחד וארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance to ...
4
votes
7answers
103 views

Arba'im Ushlosh Meyot - mi yodeya?

Who knows three hundred forty? ארבעים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance to be found ...
2
votes
1answer
48 views

Tish'a Ushloshim Ushlosh Meyot - mi yodeya?

Who knows three hundred thirty nine? תשעה ושלושים ושלוש מאות - מי יודע?‏ The traditional Passover song "Echad - mi yodeya" implies a possible presupposition that there is a Jewish significance ...
2
votes
3answers
147 views

How many Shevah Brachos se'udahs do I have to make?

Someone told me that it is proper to make a Sheva Brachos se'udah during every day of the 7 days of rejoicing after a wedding. Is that a requirement? Does it depends on which community you live ...
2
votes
3answers
1k views

Why did Esther fast for 3 days?

Why 3 days? I can't understand it by reading the story, but maybe someone else can? Why that number of days.
1
vote
1answer
569 views

Is there a listing of all 248 members of the human body?

There are 248 positive commandments and this is reflected in the commonly stated idea that there are 248 (let's say "members") in the human body (commonly stated as bones). Though how it's translated (...
4
votes
2answers
196 views

Why not say 39?

In describing the Melachos of Shabbos, the Mishna in Shabbos 73a says that there are "40-1" Melachos. Why not say 39? Side note: There are some answers as to why Malkus is also described that way, ...
5
votes
1answer
601 views

Can one rely on rounded irrational numbers?

Chazal often talk about irrational numbers in their math discussions. For instance, Sukkah 7b-8a uses both √2=1.4 and π=3 in its discussion, and Eiruvin 76a-b uses the same numbers in an almost ...
1
vote
0answers
45 views

How many Pesukim in the Tora warn against Idolatry?

A fellow teacher wishes to present to their class the severity of Idol Worship. They thought it may be impactful if they presented to the class how many Pesukim warn against Idol Worship. Perhaps ...
2
votes
4answers
2k views

Counting error in Genesis 46:15?

Is there an error here in the number of children from Jacob's wife Leah? Genesis 46:15 says that "These were the sons Leah bore to Jacob in Paddan Aram,[c] besides his daughter Dinah. These sons and ...
2
votes
5answers
2k views

Is it true that every 50th letter of the Hebrew Pentateuch text spells the word “Torah”?

According to some online sources, if you take every 50th letter of the first two books of the Torah, you'll end up with a repetition of the word "Torah". And the same applies but backwards for the 4th ...