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- 4 - Wikipedia
4 (four) is a number, numeral and digit It is the natural number following 3 and preceding 5 It is a square number , the smallest semiprime and composite number , and is considered unlucky in many East Asian cultures
- Math Calculator
Free online math calculator to add, subtract, multiply and divide positive and negative numbers Online decimal calculator to find sum, difference and products of numbers
- Learn About the Number 4 | Number of the Day: 4 | Four with . . .
Learn to recognize and understand Number 4 Learn to count up to and down from four Created by teachers, learn how to show 4 in a ten frame Learn to draw 4
- 4 (number) - Simple English Wikipedia, the free encyclopedia
In mathematics, the number four is an even number and the smallest composite number Four is also the second square number after one A small minority of people have four fingers on each hand and four toes on each foot [source?] Four squared is 16, and four doubled is 8
- 4 (number) - New World Encyclopedia
Four is the maximum number of dimensions of a real division algebra (the quaternions), by a theorem of Ferdinand Georg Frobenius
- Number 4 Meaning | Numerology. com
What is the definition of 4 in Numerology? When strength and efficiency are needed, it's number 4 to the rescue The 4 in Numerology is a no-nonsense number with a heads-down approach to life and work It is extremely dependable and lends a great amount of stability to a person or situation
- Number 4 - Symbolism and Meaning of the Number 4
Number 4 symbolizes building a strong foundation There are four cardinal points: North – South – East – West There are four winds There are four phases of the moon There are four seasons In the West we have four elements: earth – air – fire – water The Pythagoreans believed the number four, the Tetrad, was a perfect number
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